Witty Fox NFC Communication Module This is a witty fox NFC Module, The NFC Interface Transponder RF430CL330H is an NFC Tag Type 4 device that combines a wireless NFC interface and a wired SPI or I2C interface to connect the device to a host. The NFC Data Exchange Format (NDEF) message in the SRAM can be written and read from the integrated SPI or I2C serial communication interface and can also be accessed and updated wirelessly. If want you can make NFC based security door lock and for that you will need few essential components like: Witty Fox Storm board 12V Solenoid lock 5V relay module Jumper Wires 5V microUSB Power adapter 12V Power adapter Video tutorial of DIY security lock using NFC Applications: Bluetooth Pairing Diagnostic Interface Wi-Fi® Configuration Sensor Interface

Witty Fox Rechargeable 200mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 200mAh 3.7V Lithium Polymer Battery is a compact and efficient power source ideal for low-power electronic applications such as wearables, DIY electronics, and embedded systems. It features a nominal voltage of 3.7V and a nominal capacity of 200mAh, configured in a 1S (single cell) setup. The battery delivers stable performance and consistent energy output, making it perfect for projects requiring a lightweight and rechargeable energy solution. Designed with precision and reliability in mind, it fits seamlessly into compact designs while providing dependable power. LiPo (Lithium Polymer) batteries, including this Witty Fox model, are generally safe when used correctly. However, due to their chemical composition, they carry a higher risk of swelling, fire, or explosion if overcharged, short-circuited, punctured, or otherwise mishandled. It's important to follow recommended charging guidelines, use appropriate protection circuits, and store the battery in a safe environment. When used with proper care, LiPo batteries like this one offer a high energy density and excellent performance in compact applications. Features: Single Cell Configuration For space-constrained applications Ideal for portable electronics and prototypes Designed for multiple charge cycles Safe under proper usage; avoid overcharging, punctures, or misuse

Witty Fox Rechargeable 350mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 350mAh 3.7V Lithium Polymer Battery is a compact and reliable power source designed for a wide range of portable electronic projects. With a nominal voltage of 3.7V and a capacity of 350mAh, this single-cell (1S) LiPo battery offers an impressive balance between size, weight, and energy output. Its lightweight form factor and high energy density make it an ideal choice for applications such as wearables, IoT devices, small robotics, and wireless modules where space and efficiency are critical. So, is a 3.7V battery good? Absolutely. One of the key strengths of a 3.7V lithium polymer battery lies in its high energy-to-weight ratio, which allows it to deliver significant power without adding bulk. This is particularly beneficial in scenarios where minimizing weight is essential—like in drones, handheld gadgets, and other battery-powered electronics. The Witty Fox 350mAh battery combines rechargeability, compactness, and consistent performance, making it a practical and efficient power solution for both hobbyists and professionals. Features: Single-cell configuration Excellent for reducing device weight because to its high energy-to-weight ratio Rechargeable: Consistent production over a long cycle Space-constrained applications can easily include compact and lightweight devices. Supports a variety of wearable and embedded electronics, making it widely compatible.

Witty Fox Rechargeable 500mAh 3.7V Lithium Polymer Battery The Witty Fox Rechargeable 500mAh 3.7V Lithium Polymer Battery is a compact and efficient power solution, ideal for small electronics, DIY gadgets, and embedded systems. With a nominal voltage of 3.7V and a capacity of 500mAh, this battery uses a 1S cell configuration, delivering reliable performance in lightweight applications. Designed for reusability, it offers an impressive life cycle of up to 500 charge-discharge cycles, making it a cost-effective and environmentally friendly power source. Its operating temperature range of 0°C to 50°C ensures safe and stable use in typical indoor environments. In terms of performance, a 500mAh lithium polymer battery like this one can last around five hours, depending on the device’s current draw. Battery capacity (measured in milliampere-hours or mAh) reflects the amount of charge the battery can store and supply. In practical terms, a 500mAh battery can deliver 500 milliamps for one hour or 100 milliamps for five hours before it needs to be recharged. This makes it well-suited for powering low-consumption electronics like wearables, sensors, and compact IoT devices. Features: Single cell configuration Life Cycle: 500 cycles or more Temperature range for operation: 0°C to 50°C Compact and lightweight for situations with limited space Ideal for sensors and integrated electronics, stable discharge rate Long-term cost effectiveness is ensured via rechargeable design.

Witty Fox Smart Plug - Digital Relay Smart Plug is a 240V AC plug that can be switched on/off with a 0-5V output signal, from microcontrollers such as the Arduino. The Smart Plug can be used for various applications like IoT giving the ability to turn on/off any regular appliances with a microcontroller by simply giving the appropriate signal based on programmed conditions. Connection Details: The Smart plug comes with four wires An AC cable - to be connected to a regular wall outlet that is always turned on Red jumper wire - to be connected to the 5V VCC pin of the microcontroller Black jumper wire - to be connected to the GND pin of the microcontroller Yellow jumper wire - to be connected to a GPIO pin of the microcontroller to control the switch To turn on the smart plug, the GPIO pin connected to the yellow jumper must be set to logic LOW or GND. To turn off the smart plug, the GPIO must be set to logic HIGH or 5V. Explore a wide range of Witty Fox Products on Iotcart Applications: The Smart Plug can be used to turn on/off various devices and home appliances, helping you turn a regular device into an IoT-like product. Some examples are mentioned below. Turning the water pump on/off based on the water level in the tank. Turning the irrigation pump on/off based on the soil moisture. Turning the light on/off based on the ambient outdoor light/time. Turning the fan on/off based on the temperature of the room.

Soldering iron 60W with EU plug The 60W Soldering Iron with EU Plug and Package is a powerful tool designed for a wide range of soldering jobs. With 60 watts of power, it heats up quickly and reaches the temperatures needed to melt solder smoothly, making it great for electronics, wiring, and repair work. This tool is suitable for both hobbyists and people doing regular maintenance or assembly tasks. This soldering iron comes with a standard EU plug, so you can easily connect it to household power outlets without extra adapters. Its sturdy handle and reliable heating element give you good control and consistent performance, helping you make neat and strong solder joints. Whether you’re working on circuit boards, DIY electronics, or everyday electrical repairs, this 60W soldering iron offers dependable performance in a simple, ready-to-use package. Features: 60W power for faster heating and stronger soldering performance Heats up quickly to reach ideal soldering temperatures Standard EU plug for easy connection to mains power Comfortable ergonomic handle for stable grip Durable metal tip for reliable solder joints Suitable for electronics repair, DIY projects, and wiring work Ideal for beginners and experienced users alike

Witty Fox WF-05 Bluetooth Module WittyFox WF-05 is a UART-based Bluetooth module capable of wirelessly communicating with devices such as your smartphones, laptops, and even other microcontrollers. The module incorporates the Feasycom BT986 Bluetooth chip which supports Bluetooth 5.2 and the latest technologies like Bluetooth Enhanced data rate (EDR) as well as Bluetooth Low Energy (BLE). It is pin-to-pin compatible with the existing HC-05 module and this module can easily be used to upgrade your existing projects to newer and more efficient Bluetooth technologies. This Bluetooth module itself has an onboard LED depicting the connection status and also has a “STATE” pin breakout to indicate to the parent device of the Bluetooth status. It also supports a relatively wide range of input voltage of 3.6-6V with reverse polarity protection to prevent accidental damage to the module. Pin Description: VCC: Input Power (3.6-6V) GND: GND TX: Connected to RX of the microcontroller RX: Connected to TX of the microcontroller State: Indicates the state of Bluetooth connection (HIGH - connected, LOW - not connected If you want to use this Bluetooth module in your home automation , for that you will need few essential components like: Arduino uno breadboard Jumper wires Relay Applications: IoT Applications Wireless communication between phones & microcontrollers BLE broadcasting Robotics Home Automation

Wooden Educational Puzzle Tracking DIY Car Kit for STEM Learning The Wooden Educational Puzzle Tracking DIY Car Kit is a hands-on STEM learning experience designed to introduce children to the fundamentals of traction control and automotive engineering. Perfect for young minds curious about how vehicles work, this DIY kit lets kids build their own motorized car while exploring key concepts in electronics, mechanics, and stability systems. Assembling the tracking car helps children develop problem-solving skills, critical thinking, and a practical understanding of how traction control enhances a vehicle’s performance. With all components included, this engaging DIY car kit offers a fun and rewarding way to boost confidence, spark curiosity, and inspire a lasting interest in science and engineering. Features Encourages hands-on skills and sparks creative thinking in kids Simple to assemble, giving children a rewarding sense of achievement Builds a strong foundation in scientific concepts through play Stimulates curiosity and nurtures a genuine interest in learning How to Assemble

Wooden Pully Wheel

Wooden Wireless Remote-Control DIY Car Kit for Kids The Wooden Wireless Remote-Control DIY Car Kit for Kids by Iotcart is a fun and educational STEM toy designed to spark curiosity and inspire learning through hands-on exploration. Made from eco-friendly wood, this DIY kit helps children develop essential skills in science, technology, engineering, and mathematics (STEM) as they build their very own remote-controlled car. It promotes creativity, logical thinking, and problem-solving in a playful and engaging way. Perfect for parents and educators seeking an alternative to screen-based entertainment, this kit keeps kids entertained while helping them discover the joy of making and learning. With easy assembly and wireless control, it’s an excellent gift for young minds eager to explore and innovate! Features: Toys that simulate scientific experiments help children develop practical skills. Make your own little toys and develop your creative skills. Choose high-quality green environmental wood that is safe and eco-friendly. The following concepts are covered: radio transmission and reception, gear action, and motor principle.