BNO055 9-DOF Absolute Orientation Sensor Breakout with I2C Qwiic - 7Semi

Official Raspberry Pi 4 Model B 4GB RAM The Raspberry Pi 4 Model B 4GB is a compact and versatile single-board computer that provides desktop-level performance in a credit card-sized device. The RPI 4B is powered by a Broadcom Quad-Core Cortex-A72 (ARM v8) 64-bit SoC that runs at 1.5GHz and has 4GB of LPDDR4-3200 SDRAM for efficient multitasking and basic desktop programs. This device is designed for a wide range of DIY projects, including media centres, file servers, robotics, and smart home systems. The Raspberry Pi 4B 4GB supports dual 4K displays ( 4K@30Hz ) through its micro-HDMI ports, making it perfect for high-definition video and creative endeavours. It has dual-band WiFi 2.4 GHz and 5.0 GHz IEEE 802.11ac , Bluetooth 5.0 , and Gigabit Ethernet for a consistent connection. It also features two USB 3.0 connections and two USB 2.0 ports to connect devices. The Raspberry Pi 4 4GB is popular among programmers and makers. It comes with native Python support , making it a fantastic platform for coding education and automation project development. It is capable of running both 32-bit and 64-bit operating systems , offering versatility for different uses. Whether for teaching, prototyping, or creative projects, it serves as a potent and affordable computing option. Shop Raspberry Pi 4 4GB Full Kit – Plug & Play Setup Affordable power for your projects – Raspberry Pi 4 2GB ! What makes this model Great? The speed and performance of the new Raspberry Pi 4 4GB are a noticeable improvement from earlier models. For the first time, the Raspberry Pi Foundation has created a complete desktop experience. Whether you're editing documents, browsing the web with multiple tabs open, managing spreadsheets, or creating a presentation, you'll find the experience smooth and familiar. It is a more energy-efficient and cost-effective machine. Features Broadcom 2711 Quad-Core Cortex A72 @ 1.5GHz delivers 20% faster performance with improved power and thermal efficiency. Dual micro-HDMI outputs support dual 4K displays with hardware video decode at 4Kp60 (H.265, H.264, MPEG-4). Dual-band WiFi (802.11b/g/n/ac) on 2.4GHz & 5GHz with advanced PCB antenna for robust wireless connectivity. Bluetooth 5.0 offers an extended range of wireless peripherals. Upgraded USB 3.0 Ethernet provides wired speeds up to 10x faster than previous models. 2 USB 3.0 and 2 USB 2.0 ports enable versatile peripheral connections. 40-pin GPIO header is fully backwards-compatible with earlier Pi models. Optional PoE support is available, with PoE header pins designed to work with proper standoffs. Comparison Table Raspberry Pi 4 Model B Raspberry Pi 5 Raspberry Pi 3 Model B+ Price (INR) ?3599 VIEW ?5129 VIEW ?3649 VIEW Processor 1.5GHz Quad-Core ARM Cortex-A72 2.4GHz Quad-Core ARM Cortex-A76 1.4GHz Quad-Core ARM Cortex-A53 RAM 1GB, 2GB, 4GB, 8GB LPDDR4 2GB, 4GB, 8GB, 16GB LPDDR4 1GB LPDDR2 Wi-Fi Dual-band 802.11ac Dual-band 802.11ac Dual-band 802.11ac Bluetooth 5.0 5.0 4.2 USB Ports 2× USB 3.0, 2× USB 2.0 2× USB 3.0, 1× USB 2.0 4× USB 2.0 Ethernet Gigabit Ethernet Gigabit Ethernet Gigabit Ethernet Video Output 2× Micro HDMI (4Kp60) 2× Micro HDMI (4Kp60) 1× HDMI (1080p) GPIO Pins 40 40 40 Storage MicroSD (SDXC up to 2TB) MicroSD (SDXC up to 2TB) MicroSD (SDHC) Power Supply USB-C USB-C Micro USB Click for Complete Raspberry Pi Kits – Learn, Build, and Innovate! Pin Diagram:

7Semi DC Buck Converter Breakout 3.3V 2A Out (AP62301) (BO-10131) The 7Semi DC Buck Converter Breakout 3.3V 2A Out (AP62301) is a compact power module that converts higher DC voltages into a stable 3.3V output with up to 2A current. It accepts a wide range of input voltages, making it useful for powering low-voltage electronics from batteries, adapters, and other DC sources. This makes it ideal for projects that require a reliable 3.3V supply. Built using an efficient synchronous buck converter design, this board delivers dependable power with minimal energy loss and low heat output. The small form factor allows easy integration into your electronics builds, especially space-constrained and portable systems. Whether you’re working on IoT devices, embedded controllers, or sensor systems, this converter provides a simple and efficient power solution for your 3.3V needs. Features: Provides a stable 3.3V output with up to 2A continuous current Accepts a wide DC input voltage range for flexible power sources High-efficiency synchronous buck converter design Low heat generation for efficient and safe power delivery Compact breakout board for easy integration and prototyping Ideal for IoT devices, embedded systems, and battery-powered projects Suitable for powering microcontrollers, sensors, and communication modules

7Semi High-Precision Temperature & Humidity Sensor Probe The 7Semi High-Precision One-Wire Temperature and Humidity Probe is engineered for applications where accuracy, durability, and reliability truly matter. Built with advanced CMOSens sensing technology, it delivers precise digital measurements even in extreme environmental conditions. Its stainless-steel porous housing provides excellent protection against moisture, dust, and chemical contaminants, making it dependable for long-term use in demanding setups. Designed for industrial automation, scientific research, HVAC systems, and environmental monitoring, this probe offers excellent responsiveness and stability across wide temperature and humidity ranges. The one-wire interface reduces wiring complexity, while the compact form factor and 1-meter cable make installation effortless. With its industrial-grade sensing, high-accuracy performance, and rugged enclosure, this probe is ideal for both stationary and mobile applications. Features: Designed with advanced CMOSens technology to deliver highly accurate humidity and temperature readings in challenging environments. Operates efficiently at 3.3V, making it suitable for battery-powered and portable devices. Works across extreme environmental conditions, including temperatures from -40°C to +125°C and pressures up to 150 bar. Encased in a stainless-steel breathable shell that resists corrosion, dust, chemical exposure, and moisture. One-wire digital interface ensures simple integration and minimal wiring requirements. Proven reliability in high-pressure, high-temperature, vacuum, and explosive environments. Built for long service life with strong resistance to oxidation and particulate blockage. Includes a 1-meter cable with a mini round shell connector for flexible installation in tight or specialized spaces. 7Semi High-Precision Temperature & Humidity Sensor Probe Pinout Diagram:

7Semi PCA9306 I2C Bidirectional Voltage Level Translator Breakout Board The 7Semi PCA9306 I2C Bidirectional Voltage Level Translator Breakout Board is a compact and efficient PCA9306 voltage level translator designed to safely interface I2C and SMBus devices operating at different logic levels. Supporting voltage translation from 1.2V to 5.0V, this board enables seamless communication between low-voltage sensors and higher-voltage microcontrollers without manual direction control. As a dependable I2C logic level converter, it delivers minimal signal delay and stable bidirectional data flow, making it ideal for robotics, industrial controllers, embedded systems, and DIY electronics projects requiring precise mixed-voltage I2C communication. Allowable Voltage Level Translation The breakout can transfer voltages ranging from 3.3V to 5V. VREF1 (Low Side) VREF2 (High Side) 1.2V 1.8V, 2.5V, 3.3V, 5V 1.8V 2.5V, 3.3V, 5V 2.5V 3.3V, 5V 3.3V 5V Features: Wide Voltage Range Support: Operates between 1.2V and 5.0V, accommodating a wide range of components. Dual Bidirectional Channels: Translates both the SDA and SCL lines for complete I2C compatibility. I2C and SMBus Protocol Support: Fully compatible with regular and fast-mode I2C devices, as well as SMBus peripherals. No Direction Pins Required: Signal direction is automatically detected for easier design. Low propagation delay: A delay of less than 1.5ns maintains data integrity at high speeds. 5V Tolerant I/O Ports: Securely links 5V signals to lower voltage devices. Compact and simple to use: ideal for embedded applications, prototyping, and compact systems.

HQProp 7X3.5X3 Light Grey (2CW+2CCW)-Poly Carbonate Triblade Propeller HQProp, short for “High-Quality Propellers,” is a well-known brand in the field of drone and multirotor propellers. HQProp produces a wide range of propellers designed for various types of drones, including quadcopters, multirotors, FPV racing drones, freestyle drones, and more. The brand is popular among drone enthusiasts and pilots for its focus on quality, performance, and innovation. HQProp has gained popularity within the drone community, particularly among FPV (First-Person View) racing and freestyle enthusiasts, for its innovative designs and commitment to delivering top-notch propeller options. Drone pilots often experiment with different propellers to find the best balance between thrust, efficiency, and maneuverability for their specific needs.  It’s important to note that propeller selection can have a significant impact on the overall performance and flight characteristics of a drone. Choosing the right propellers for a drone involves considering factors such as drone size, weight, motor specifications, flight characteristics, and intended use. Features: Wide variety, available in multiple sizes, pitches, blade counts, and materials for different flying needs such as speed, stability, and efficiency Material choices, made from polycarbonate, carbon fiber, and composites, affecting durability, thrust, and efficiency Advanced design, innovative blade shapes and aerodynamics improve performance and reduce noise Ideal for FPV, popular in racing and freestyle drones for fast acceleration, high speed, and agility Broad compatibility, supports various motor setups and drone frame types, including standard and inverted configurations Color options, available in multiple colors for customization and easy identification Performance tuning, different sizes and pitches allow optimization of speed, control, or flight time Smart selection needed, choosing the right propeller based on motor specs, drone weight, and usage enhances overall performance

SpeedyBee F7 V3 Flight Controller The SpeedyBee F7 V3 Flight Controller is a powerful and reliable Flight Controller built for FPV racing, freestyle, and long-range drone applications. Powered by a high-speed STM32F7 processor, it delivers fast signal processing and precise flight control for smooth, responsive performance. Its standard 30.5 × 30.5 mm mounting pattern ensures easy compatibility with most FPV drone frames, making it an ideal choice for both new builds and upgrades. Designed for convenience and flexibility, this Flight Controller supports wireless configuration via Bluetooth and Wi-Fi, allowing quick setup and tuning directly from a mobile device. It features integrated Betaflight OSD, onboard barometer, multiple UARTs, and wide peripheral support for GPS, telemetry, and video systems. With 6S LiPo compatibility and a well-optimized layout for clean wiring, the SpeedyBee F7 V3 Flight Controller offers a perfect balance of performance, expandability, and user-friendly design for FPV pilots at any skill level. Features: High-performance STM32F7 processor for fast, stable, and responsive flight control Built-in Bluetooth & Wi-Fi support for easy wireless configuration and tuning Integrated Betaflight OSD and onboard barometer for enhanced flight data and altitude sensing Supports up to 6S LiPo input, ideal for racing, freestyle, and long-range drones Multiple UART, I2C, and SPI ports for GPS, telemetry, and peripheral expansion Standard 30.5 × 30.5 mm mounting pattern for wide compatibility with FPV frames

Cytron Maker Object – Digital IR Proximity Sensor The Cytron Maker Object is a compact digital IR proximity sensor designed for beginners, hobbyists, and robot builders who need reliable object detection or obstacle sensing in their projects. Engineered with a 38kHz modulated IR signal, the Cytron sensor remains immune to ambient light, ensuring stable readings in both indoor and outdoor environments. Its active-low NPN output, internal pull-up resistor, and easy plug-and-play interface make it ideal for robotics, automation, and DIY electronics projects where simplicity and accuracy matter. Despite its tiny form factor, the Cytron Maker Object IR sensor offers impressive sensing capability with an adjustable detection range: 15–60 cm for dark surfaces and 40–140 cm for light surfaces. The 90-degree header design allows effortless mounting on PCBs, breadboards, or compact robots such as mini sumo bots. Whether you’re building an obstacle-avoidance robot, an automatic gate safety sensor, a parking occupancy counter, or an entrance detection system, the Cytron Maker Object delivers dependable performance in a small, beginner-friendly package. Features: Cytron’s compact digital IR proximity sensor designed for easy object and obstacle detection. 38kHz modulated IR signal provides strong immunity to ambient light interference. Active-low NPN output with internal pull-up resistor for direct microcontroller compatibility. Adjustable sensing range optimized for different surface colors: 15–60cm (black), 40–140cm (white). Breadboard-friendly design with a 90-degree pin header for effortless mounting on robots or PCBs. Ideal for mini robots, sumo bots, automation setups, safety systems, and DIY electronics.

7Semi INA219 Triple-Channel DC Current Monitoring Sensor Breakout The 7Semi INA219 3-Channel DC Current Sensor Breakout is designed for makers, engineers, and system developers who need high-accuracy, real-time monitoring of voltage, current, and power across multiple DC loads. With three independent measurement channels, this board lets you track power usage holistically, ideal for multi-device systems, battery-powered projects, or performance-critical circuits. Its precise readings up to 26V and 3.2A make it a dependable choice for applications where stable power management matters. Equipped with an I2C interface, programmable addressing, and dual Qwiic I2C ports, this breakout simplifies integration into embedded systems, IoT setups, and advanced monitoring projects. Whether you’re optimizing battery health, managing motor loads, or evaluating system efficiency, this sensor board ensures reliable performance and accurate insights with embedded power-monitoring intelligence and flexible configuration options. Features: Provides three independent DC current-measurement channels, allowing simultaneous monitoring of multiple loads for comprehensive system analysis. Measures up to 3.2A current and 0–26V DC voltage with high accuracy, enabling precise power diagnostics in embedded systems. Uses a reliable I2C communication interface with 16 programmable addresses, supporting multi-sensor setups without conflicts. Offers dual Qwiic I2C ports for quick, solder-free connections and easy integration into existing development environments. Supports detailed monitoring of voltage, current, and calculated power, giving users full visibility into energy usage. Designed for battery management, motor control, IoT devices, and power-supply diagnostics requiring accurate real-time data.

7Semi SHT41 Temperature & Humidity Sensor Tiny Breakout with I2C Qwiic The 7Semi SHT41 Temperature & Humidity Sensor Tiny Breakout is crafted for engineers, IoT developers, and embedded system designers who need precise environmental monitoring in extremely compact spaces. Powered by the fourth-generation SHT41 sensor, it delivers exceptional accuracy with ±1.8% RH and ±0.2°C precision, making it ideal for sensitive applications like HVAC regulation, smart home devices, and industrial IoT nodes. Its stable readings and fast response time ensure reliable environmental sensing even in dynamic conditions. Designed for low-power performance, this breakout operates on a 3.3V supply and consumes less than 0.15 mA in low-power mode, making it a perfect match for wireless systems and battery-powered deployments. With built-in I2C support, multiple address options, and a compact 1.27 mm pitch connector, integration is quick and hassle-free. Whether you're building connected sensors, indoor air-quality systems, or compact IoT hardware, this module provides dependable data for real-time decision-making and energy-efficient operations. Features: Designed with the advanced SHT41 sensor, offering high-precision measurements with ±1.8% RH humidity accuracy and ±0.2°C temperature accuracy. Operates with ultra-low power consumption, drawing less than 0.15mA in low-power mode to extend battery life in portable systems. Supports I2C communication with multiple configurable addresses for flexible integration in multi-sensor setups. Compact and lightweight form factor with a 1.27 mm pitch 4-pin connector, making it suitable for tight-space and embedded applications. Built for industrial-grade reliability, ensuring consistent performance across typical indoor and light industrial environments. Simple plug-and-play workflow enables quick installation for IoT platforms, smart buildings, automation systems, and environmental monitoring.

Radiolink SE100 GPS Module with GPX Holder The Radiolink SE100 GPS Module with GPX Holder is designed to provide accurate positioning and stable navigation for RC drones and UAV platforms. With fast satellite acquisition and strong signal stability, it ensures reliable real-time location tracking for smooth and controlled flights. Featuring an integrated digital compass, the SE100 enhances directional accuracy for improved waypoint navigation, return-to-home functionality, and autonomous flight operations. The included GPX holder offers secure installation and helps reduce vibration interference, supporting consistent GPS performance. Compatible with Pixhawk flight controllers and Radiolink systems, the SE100 GPS module is an ideal solution for quadcopters, fixed-wing aircraft, and multi-rotor drones requiring dependable navigation support. Features: Delivers high positioning accuracy of approximately 50 cm and can detect up to 20 satellites within seconds in open areas. Equipped with a 2.5 dBi ceramic antenna that improves weak signal reception and minimizes interference through effective filtering. Powered by the u-blox UBX-M8030 (M8) 72-channel chipset with Infineon MMIC BGA715L7, offering superior performance compared to standard single GNSS 7N modules. Features a built-in high-precision QMC5883L electronic compass (I2C interface) based on technology similar to Honeywell HMC5983, supporting GPS, GLONASS L1OF, QZSS L1 C/A, and BeiDou B1 dual-mode positioning. Compatible with Radiolink Pixhawk flight controllers; compact size of 1.89 × 1.6 × 0.59 inches, ideal for DIY drones, quadcopters, multicopters, and RC vehicles.

RS2205 2300KV Brushless DC Motor for Drone (Counterclockwise Rotation) The RS2205 2300kV Brushless DC Motor is a high-performance brushless DC motor for drone applications, specially designed for FPV racing and high-speed quadcopters like the QAV250 and QAV300. With a powerful 2300kV rating, this motor delivers high RPM and efficient thrust, making it ideal for pilots who want responsive control and fast acceleration. Built using durable, high-quality materials, this brushless DC motor offers reliable performance while remaining affordable for beginners learning the fundamentals of FPV flying. One of its standout features is the self-cooling design, where specially engineered cooling fins draw air through the motor coils from the base, increasing airflow as the motor spins faster to maintain optimal operating temperatures. The motor also uses curved N52 Neodymium magnets for maximum magnetic efficiency and genuine Japanese NMB bearings, which ensure smoother rotation and can reduce motor temperature by up to 30%, improving both durability and flight performance. Features: Active Cooling Fins made of High Strength N52 Neodymium Magnets greatly reduce the working motor temperature. Lightweight and low-CG design. Japanese bearings ensure high-performance delivery. Improve anti-off ring performance to ensure stable and safe operation.

7Semi ENS160 Air Quality Sensor I2C Probe (ES-12183) The 7Semi ENS160 Air Quality Sensor I2C Probe (ES-12183) is a compact and ready-to-use air quality sensing module built to measure indoor environmental conditions. It uses the advanced ENS160 multi-gas sensor to detect volatile organic compounds (VOCs) and other indoor pollutants, helping you understand the quality of the air around you. The probe provides clean, processed digital outputs that make monitoring easy. This sensor communicates over a standard I2C interface and works at 3.3 V, making it simple to connect to popular controllers like Arduino, ESP32, or Raspberry Pi. With features like long-term stability, low power use, and reliable performance across a range of temperatures and humidity levels, it’s a great choice for smart home systems, air purifiers, HVAC monitoring, and other environmental projects. Features: Advanced ENS160 multi-gas sensor for indoor air quality monitoring Detects VOCs and air quality levels for healthier environments I2C digital interface for simple integration with microcontrollers Factory-calibrated sensor for reliable and consistent readings Low power consumption, suitable for continuous monitoring Compatible with Arduino, ESP32, Raspberry Pi, and IoT systems 7Semi I2C Wire Color Code

7Semi BMA400 3-Axis Digital Accelerometer Breakout Board STEMMA QT / Qwiic The 7Semi BMA400 3-Axis Digital Accelerometer Breakout Board STEMMA QT / Qwiic features the highly precise BMA400 3-axis accelerometer, delivering accurate 3D acceleration measurements with 12-bit digital resolution and 0.001g sensitivity. Supporting selectable measurement ranges of ±2g, ±4g, ±8g, and ±16g, this ultra-low power sensor can detect tilt, orientation, tap/double-tap, and perform step counting with activity recognition—making it perfect for wearable devices and battery-sensitive applications. Its Qwiic/STEMMA QT connector allows effortless plug-and-play integration, while dual power support (3.3V/5V) and flexible I2C/SPI interfaces ensure compatibility with a wide range of microcontrollers. With two configurable interrupt pins and a compact design, this breakout board is ideal for robotics, motion sensing, vibration monitoring, and other STEM projects requiring precise and reliable acceleration data. Features: 3.3 and 5 volt power supply I2C and SPI communication, with 2 interrupt pins. Digital resolution: 12 bits. Measurement range: +- 2g, 4g, 8g, 16g. BMA400 3-Axis Digital Accelerometer Breakout Pinouts:

Holybro S500 V2 DIY Drone Kit (Included Motor, Prop and ESC) The Holybro S500 V2 DIY Drone Kit (Included Motor, Prop and ESC) is a complete DIY drone kit designed for builders and enthusiasts who want a reliable, high-performance UAV platform right out of the box. This all-in-one kit includes quality motors, propellers, Electronic Speed Controllers (ESCs), and a durable S500 V2 frame, giving you everything you need to assemble a capable multirotor drone with confidence. Whether you're a hobbyist looking to build your first drone or a professional seeking a customizable platform for experimentation and upgrades, this kit provides a solid foundation. Engineered for ease of assembly and dependable flight performance, the Holybro S500 V2 DIY Drone Kit combines balanced thrust, stable handling, and efficient power delivery for smooth flight characteristics. Its thoughtfully selected components ensure compatibility and optimized performance, making the build process straightforward while offering room for future enhancements. From casual flying to aerial photography and DIY experimentation, this kit empowers you to bring your custom drone ideas to life with quality and precision. Features: Complete DIY drone kit including frame, motors, propellers, and ESCs for easy assembly. Durable S500 V2 frame designed for stable and reliable multirotor performance. Balanced propulsion system delivers smooth thrust and efficient flight. Supports customization and upgrades with compatible flight controllers and accessories. Suitable for beginners learning drone assembly as well as advanced UAV projects. Ideal for DIY builds, aerial experimentation, and educational drone applications.

Pludo STEM Air Glide Kit – DIY Science Kit for Kids 11–14 | Grade 6–8 Bernoulli’s Principle Air Levitation Experiment Bring the wonders of physics to life with the Pludo STEM Air Glide Kit, a hands-on science experiment kit designed to demonstrate Bernoulli’s Principle in action. As children assemble and experiment with the kit, they discover that fast-moving air creates low pressure. When the blower pushes air upward at high speed, the air pressure around the ball becomes lower than the pressure below it. This pressure difference lifts the ball and keeps it floating and balanced in the air. As long as the airflow remains steady, the ball stays levitated, clearly showing how air speed and pressure work together to produce lift. This engaging kit doubles as both a science toy and a STEM learning tool, helping young minds understand core concepts of motion, balance, and aerodynamics in a fun and interactive way. A great choice for parents and teachers seeking quality kids learning toys and STEM kits that inspire creativity and experimentation. What Your Child Will Learn: Discover how air pressure and velocity work together to create lift. Understand Bernoulli’s Principle through exciting real-world demonstrations. Learn about aerodynamics, balance, and fluid motion in a simple, interactive way. Strengthen observation, critical thinking, and problem-solving skills. Gain confidence through hands-on learning and self-exploration. Educational Outcomes: Conceptual Clarity: Builds a solid understanding of how air movement affects objects, connecting science to daily life. STEM Skill Development: Encourages experimentation, hypothesis testing, and logical reasoning. Real-World Application: Demonstrates how Bernoulli’s Principle applies to airplanes, drones, and sports physics. Creative Thinking: Inspires kids to design and test their own experiments based on air pressure and motion. Confidence in Learning: Promotes curiosity-driven discovery that helps children approach science with enthusiasm and confidence. Fun Fact: Bernoulli’s Principle is the same concept that keeps airplanes in the sky — your child will explore this fascinating science right at home! Features Hands-on DIY science experiment kit that demonstrates Bernoulli’s Principle through air pressure and lift experiments. Encourages curiosity, critical thinking, and problem-solving as children explore how airflow creates levitation. Made from durable, child-safe materials ensuring safe and long-lasting use during experiments. Suitable for children aged 11–14 (Grade 6–8) for an engaging and age-appropriate STEM learning experience. Promotes understanding of aerodynamics, balance, and fluid motion through fun, practical experiments. Perfect for classroom demonstrations, home learning sessions, or interactive STEM projects. Included manual provides step-by-step guidance for easy assembly and scientific exploration. Makes a thoughtful science gift for birthdays, science fairs, or young inventors interested in hands-on discovery.