ESP32-S3 EC200U 4G LTE Cat-1 GNSS WiFi Bluetooth IoT Modem - 7Semi The 7Semi ESP32-S3 EC200U 4G LTE Cat-1 GNSS WiFi Bluetooth IoT Modem is a versatile and compact communication module designed for modern IoT applications. Powered by the ESP32-S3 and integrated with the EC200U LTE Cat-1 module, it offers seamless connectivity across 4G LTE, WiFi, Bluetooth, and GNSS (GPS, GLONASS, BeiDou). With strong processing power and multi-protocol support, this modem enables real-time data transfer and accurate location tracking—perfect for remote monitoring, smart metering, asset tracking, and connected automation systems. Its all-in-one design ensures efficient integration, reduces hardware complexity, and supports both low-power and high-performance IoT deployments.

ESP32-WROVER Development Fixture Board The ESP32-WROVER Development Fixture Board is the ultimate solution for developers working with ESP32-WROVER chips. This compact board is designed for easy and efficient programming, offering one-click firmware download and support for bulk programming without the need for individual chip soldering. The advanced UART to UART Bridge Controller (CP2104) ensures seamless serial transmission, while indicator lights provide real-time monitoring. Built with durability in mind, this board is perfect for small batch production and testing, making it an essential tool for developers of all skill levels. The ESP32-WROVER Development Fixture Board is a reliable and efficient tool that guarantees the highest quality and durability for your ESP32-WROVER chip development projects. Features: Interface: Micro USB Support for one-click firmware download Small size, extended service life, safe, and reliable. Additionally, there are indicators for serial transmission, burning, and power. Lead out all IO ports, which can be done using a small batch burning fixture or a system development board at a minimum. Controller Chip: UART to UART Bridge Controller (CP2104).

ESP8266 12F ESP8266 is high integration wireless SOCs, designed for space and power-constrained mobile platform designers. It provides unsurpassed ability to embed Wi-Fi capabilities within other systems or to function as a standalone application, with the lowest cost, and minimal space requirement. It is completely addressable over SPI and UART protocols allowing you to connect your sensors or project directly to it through its GPIOs.The ESP 8266 12F is a low-cost Wi-Fi chip with a full TCP/IP stack and MCU (Micro Controller Unit) capability. ESP8266 Serial Wifi Wireless Transceiver Module is a self-contained SOC with an integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network. ESP8266 Serial Wifi Wireless Transceiver Module is capable of either hosting an application or offloading all Wi-Fi networking functions from another application processor. Pinout: Pinout of ESP8266 12F

ESP8266 Serial WIFI Wireless Transceiver Module ESP-07 Send Receive LWIP AP Plus STA The ESP-07 WiFi module is developed by AI-Thinker Co., Ltd, has an ultra-low power 32-bit MCU micro, with a 16-bit short mode, clock speed support 80 MHz, 160 MHz, supports the RTOS, integrated Wi-Fi MAC/BB/RF/PA/LNA, on-board antennas. The ESP ESP8266EX offers a complete and self-contained Wi-Fi networking solution; it can be used to host the application or to offload Wi-Fi networking functions from another application processor. When ESP8266EX hosts the application, it boots up directly from an external flash. It has an integrated cache to improve the performance of the system in such applications. This module has a powerful enough onboard processing and storage capability that allows it to be integrated with the sensors and other application-specific devices through its GPIOs with minimal development up-front and minimal loading during runtime. Its high degree of on-chip integration allows for minimal external circuitry, including the front-end module, which is designed to occupy minimal PCB area. The ESP8266 supports APSD for VoIP applications and Bluetooth co-existence interfaces, it contains a self-calibrated RF allowing it to work under all operating conditions and requires no external RF parts. Pinout: Pinout of ESP8266 ESP-07 Wifi Module Features: Core Processor: ESP8266 with Tensilica L106 ultra-low-power 32-bit micro MCU. Clock Speed: Supports 80 MHz and 160 MHz. WiFi Standards: 802.11 b/g/n. Interfaces: UART, GPIO, I2C, PWM, ADC. Built-in Features: Integrated Wi-Fi MAC/BB/RF/PA/LNA, onboard antenna. Memory: Internal SRAM and ROM, with support for external SPI flash. Power Consumption: Low power consumption, suitable for battery-operated projects. ADC: Built-in 10-bit high-precision ADC. Package: SMD-16 package for easy soldering Applications: Home Automation: Used in smart home devices for controlling lights, thermostats, and security systems. Industrial Wireless Control: Employed in industrial settings for remote monitoring and control of machinery. IoT Projects: Ideal for Internet of Things applications, including data collection and remote device management. Baby Monitors: Integrated into baby monitoring systems for wireless communication. Wearable Electronics: Used in wearable devices for health monitoring and other functions. Wireless Location Sensing: Utilized in systems that require wireless positioning and location tracking. Remote Sensor Data Logging: Suitable for logging data from remote sensors over WiFi. DIY Projects: Perfect for hobbyists and makers creating custom wireless projects

ESP8266 Wroom Burning Fixture Tool Downloader The ESP8266 development fixture board can be used to program ESP8266 chips for development and small-batch production. The development board comprises fixtures for the ESP32 modules with an inbuilt CP2104 USB-TTL chip and an AMS1117 3.3 version regulator to drive and program the ESP module through USB. The ESP8266 Wroom Downloader Burning Fixture Tool also has GPIO headers which can be used to drive peripherals directly from the development fixture board.  It is a Downloader for ESP-WROOM-32 ESP-32 WIFI Wireless Module. It has output all GPIO ports for user debugging. Pinout: Also check the ESP32-WROVER Development Fixture Board.

ESP8285 Wi-Fi SoC Module The ESP8285 has a unique design that allows flexibility while docking into existing products. It uses a DIP plug in a package that makes it suitable for automation, large-scale, modern production of low-cost, convenient applications in various networking hardware terminal applications. The ESP ESP8285 is the smallest 802.11b/g/n Wi-Fi SoC module. It uses a low-power 32-bit CPU and is compatible with the application processors. The Wifi SoC module has a built-in 10Bit high precision ADC and supports UART/GPIO/PWM/ADC interface. The ESP8285 is built is support multiple sleep modes, STA/AP/STA+AP work model, smart Config/AirKiss and serial local upgrade, and remote firmware upgrade. Applications of the ESP8285 Wi-Fi SoC Module Networking. Home Automation. Industrial Wireless control. Baby monitors. Wearable electronics. Infinite position sensing device. Wireless positioning systems. Signal and other networking applications.

eSun 1.75mm 1kg PLA-Basic 3D Printing Filament Red Color The eSun 1.75mm 1kg PLA-Basic 3D Printing Filament in Red is a reliable and affordable choice for everyday 3D printing projects. Designed as a PLA basic material, it combines eco-friendly properties with enhanced printing performance, allowing a maximum volume flow rate of up to 30mm³/s on compatible machines. This 3D printer filament is easy to print, produces minimal odor, resists warping, and delivers high-quality molded parts. Its smooth flow and fast printing capabilities make it an excellent option for hobbyists and professionals seeking a cost-effective solution for rapid 3D printing. Features: High Speed Printing Versatile and compatible with the majority of 3D printers. High cost-effectiveness and excellent performance

eSun 1.75mm 1kg PLA+ 3D Printing Filament Grey Color The eSun PLA+ 1.75mm 1kg 3D printing filament in grey color is a high-quality upgrade to regular PLA, offering enhanced strength, durability, and print reliability. Specially designed for all types of 3D printers, this eSun PLA+ filament ensures reduced cracking, excellent layer adhesion, and a smoother surface finish with greater precision. Made from eco-friendly corn grain, it is safe, sustainable, and suitable for printing larger objects without stringing issues. With improved toughness, glossy appearance, and better color vibrancy, this 3D printer filament is the perfect choice for professionals, hobbyists, and makers looking for reliable and high-performance prints. Features: Consistently high quality Made of superb, high-performance materials Prepared to print on any open-source desktop or industrial printer. Provide excellent performance. 100% biodegradable, FDA food safety approved. 10 times stronger than ordinary PLA on the market. There will be no wire-drawing issues, and the printing surface will be smoother and more delicate. No cracking or brittleness issue Low material shrinkage, consistent diameter

eSun 1.75mm 1kg PLA+ 3D Printing Filament Magenta Color The eSun 1.75mm 1kg PLA+ 3D Printing Filament in Magenta Color is a premium-quality 3D printer filament designed for high-performance printing and exceptional visual appeal. Made from an environmentally friendly PLA+ formulation, this filament is easy to use and delivers a smooth surface finish, making it ideal for both beginners and professionals. With enhanced strength, toughness, and impact resistance, eSun PLA+ is perfect for printing functional parts, detailed prototypes, and creative models. It is also FDA-approved, ensuring safety and reliability for a variety of applications, from prototyping to educational projects. Features: Good toughness High impact resistance High-speed printing A smooth printed surface Easy to print and difficult to break.

eSun 1.75mm 1kg Roll PLA-Matte Filament Lilac Color The eSun 1.75mm PLA-Matte Filament in Lilac is a premium 3D printer filament designed for eco-conscious makers. Crafted with an environmentally friendly approach, the spool is made from recycled PETG, ABS, and PLA waste, while the packaging uses recyclable paper. This matte PLA offers a delicate finish that reduces visible layer lines, delivering clean and professional-looking prints. With its strong durability, smooth extrusion, and clog-free performance, it ensures reliable results for long printing sessions. Perfect for early-stage concept models and rapid prototyping, this filament also provides 21% more output compared to standard matte PLA filaments—making it both efficient and sustainable. Features: Non-harmful, non-toxic, and eco-friendly Good material hardness and strength. appropriate for complex models. Low material shrinkage rate and consistent diameter.