ELECROW ESP32 Terminal- 3.5 inch 480×320 SPI TFT capacitive touch display with OV2640 camera ELECROW introduces the ESP32 Terminal, a groundbreaking solution for IoT innovation and development. This handheld device integrates a 3.5-inch SPI TFT capacitive touch display with an OV2640 camera, powered by the robust ESP32-S3 module. Engineered to deliver exceptional computing and processing capabilities, this terminal supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), ensuring seamless connectivity for a wide range of IoT applications. Designed for versatility, the ESP32 Terminal is compatible with popular development platforms such as Arduino, LVGL, PlatformIO, and Micropython. Whether you're a seasoned developer or a beginner, this terminal offers mature software support and encourages skill development in the realm of IoT. The ESP32 Terminal boasts an innovative design, featuring Crowtail interfaces for easy plug-and-play connectivity with various Crowtail sensors. Its scalability allows for the integration of multiple interfaces, including digital ports, analog ports, UART, IIC, MEMS microphone, camera interface, and buzzer function. With support for ESP-IDF and Arduino IDE development, along with compatibility with Micropython and LVGL, this terminal empowers users to create stunning UIs and embark on cutting-edge projects such as face/object/scene recognition and speech recognition/voice control. The 3.5-inch SPI TFT display offers a resolution of 320x480, providing crisp visuals for enhanced user experience. With a frame rate of up to 20FPS, it meets the demands of various application scenarios. Additionally, the terminal features an acrylic shell for durability and aesthetics, along with mounting options for versatile deployment. The ESP32 Terminal serves as a central control screen for smart home applications, enabling video surveillance and face recognition for enhanced security and monitoring. Its compatibility with Crowtail sensors opens up a world of possibilities, allowing users to embark on diverse and exciting projects. For those looking to customize their GUI, ELECROW offers support and guidance, ensuring a seamless experience. Whether you're a hobbyist, a student, or a professional, the ESP32 Terminal is your gateway to IoT innovation and creativity. Features: Integrated ESP32-S3 module, which is support 2.4 GHz Wi-Fi and Bluetooth 5 (LE) 5 inch TFT 320*480 resolution touch LCD display with 2M Pixel OV2640 camera Support, USB, UART, SPI, I2C, PWM, and I2S communication protocols Supports 1T1R mode, data rate up to 150 Mbps, Wireless Multimedia (WMM) Compatible with Arduino/LVGL/Esphome-homeassistant/PlatformIO/Micropython Supports hardware accelerated encryption (AES, SHA2, ECC, RSA-4096) Support TYPE-C USB power supply and polymer lithium battery power supply with 6 Crowtail interfaces (4P 2.0 connector), plug and play with various Crowtail sensor

ELECROW ESP32 Terminal–with ESP32 3.5 inch parallel 480×320 TFT capacitive touch RGB display(RGB by chip ILI9488) The Elecrow ESP32 Terminal with Capacitive Touch Display is the ideal solution for hobbyists, professionals, and educators alike. Featuring an integrated ESP32-S3 module with Wi-Fi and Bluetooth 5 (LE), this terminal offers seamless connectivity and versatility. Its 3.5-inch parallel RGB TFT-LCD with a resolution of 480x320 ensures crisp and clear visuals, while its compatibility with Arduino, LVGL, PlatformIO, and Micropython facilitates easy development and customization. Equipped with Crowtail interfaces, this terminal allows for effortless integration with various Crowtail sensors, opening up a world of possibilities for creative projects. Whether you're a DIY enthusiast or a student exploring electronics, this terminal provides endless opportunities for experimentation and learning. With support for the LVGL graphics library, designing stunning user interfaces has never been easier. The included SquareLine Studio simplifies UI development, allowing users to create customized graphical interfaces tailored to their specific needs. Crafted with high-quality materials, the Elecrow ESP32 Terminal ensures durability and reliability in any environment. Whether you're working on a personal project or an educational endeavor, this terminal delivers convenience and performance you can rely on. Features: Integrated ESP32-S3 module, which supports 2.4 GHz Wi-Fi and Bluetooth 5 (LE) LCD 3.5 inches parallel TFT-LCD with 480*320 resolution Compatible with Arduino/LVGL/PlatformIO/Micropython Mature software support, support ESP-IDF and Arduino IDE development Support open-source Graphics Library-LVGL Support 1T1R mode, data rate up to 150 Mbps, Wireless Multimedia (WMM) Perfect security mechanism, support AES-128/256, Hash, RSA, HMAC, digital signatures and secure boot Onboard charging chip and interface, use TYPE-C interface to charge With 4 Crowtail interfaces (HY2.0-4P connector), plug and play with various Crowtail sensor

ELECROW ESP32 WT32-SC01 Development Board with 3.5in 320×480 Multi-Touch capactive Screen, Bluetooth & WiFi Elecrow's WT32-SC01 development board is the ultimate tool for empowering your projects. Featuring a 3.5-inch capacitive touch screen, this board offers seamless interaction. Powered by the ESP32-WROVER-B module, it provides both Wi-Fi and BLE wireless connectivity, ensuring your projects stay connected. With its graphic drag-and-drop programming platform, customizing functions becomes a breeze. Whether it's button operations, voice control, or camera functions, the WT32-SC01 offers endless possibilities through its expansion interface. Built with a focus on integration, this board ensures low power consumption while delivering high performance. The 320x480 capacitive LCD display allows for easy interaction with its 2-point multitouch feature, making it versatile for various applications. Elevate your projects with Elecrow's WT32-SC01 development board today. Features: Low power consumption and high integration ESP32-WROVER-B module 3.5-inch 2-point multi-touch screen 320x480 capacitive LCM display for easy interaction Easy to program with the graphical drag-and-drop programming( https://8ms.xyz ) Support Wi-Fi and BLE wireless connection Customize button operation, voice control, camera operation and other functions through the extended interface

Elecrow ESP32-A1S Wi-Fi+BT Audio Development Kit The ESP32-A1S Wi-Fi+BT Audio Development Kit is the ultimate solution for IoT audio applications. It incorporates cutting-edge features such as Embedded LwIp and FreeRTOS, ensuring smooth performance. With support for Smart Config or Airkiss, network connection setup becomes effortless. The kit offers extensive storage options with compatibility for 64GB SD cards. Dual speaker output with 4? 3W output delivers an immersive audio experience. Additionally, it features two analog microphones for versatile audio input and a 3.5mm headphone jack supporting left and right channel output. Made for smart home devices, smart audio, and more, the ESP32-A1S is the perfect choice for your audio development needs. Features: Embedded LwIp and FreeRTOS. Support Smart Config or Airkiss one-click network connection. Support STA/ AP/ STA+AP working mode. Charged by 5V/ 2A power supply and 3.7V lithium battery. Support 64G SD card reading and writing. Left and right channel speakers support output 4? 3W speaker output, and support dual channel output at the meantime. Two analog microphones are used as audio input and headset microphone input respectively. 3.5 mm headphone jack supports left and right channel output.

Elecrow LoRaWan Gateway Module Based on ESP32 with 1.8” LCD - 1 Channel for Long Range Communication (868Mhz) Elecrow Lorawan Gateway Module is the ultimate solution for establishing a robust IoT network with long-range communication capabilities. Crafted with cutting-edge technology, this gateway module utilizes the powerful ESP32 WROOM 32 processor, ensuring unparalleled performance in data transmission and processing. Designed to support Lorawan protocol 1.0.3, it offers seamless connectivity with other Lorawan sensors, enabling the creation of a comprehensive sensor acquisition system. This gateway module features the RA-01H module, which supports a wide frequency range from 803MHz to 930MHz, ensuring extended coverage even in challenging environments. With both WiFi and Ethernet interfaces, users have the flexibility to choose the most suitable network connection method based on their specific requirements. The 1.8-inch SPI-TFT-LCD with touch screen functionality provides an intuitive interface for monitoring data transmission status and IP information, enhancing overall user experience. Compatible with Arduino and Micropython, developers can easily customize applications and functionality according to their needs, making it ideal for a wide range of IoT projects. Its compact acrylic shell not only ensures portability but also serves as a protective cover, making it durable for various deployment scenarios. Complete with essential accessories such as antennas and USB cable, Elecrow Lorawan Gateway Module offers a comprehensive solution for building a reliable IoT network for applications in smart homes, industrial automation, agriculture, and more. Features: Uses ESP32 WROOM 32 as the main controller, with a dual-core 32-bit LX6 microprocessor from Xtensa, providing better performance. Integrates RA-01H module supports frequency band: 803MHz - 930MHz. Onboard 1.8-inch 128*160 SPI-TFT-LCD, ST7735S driver chip Not only supports ESP32 WIFI network connection but also has a 10/100Mbps RJ45 interface that allows Ethernet connection Compatible with Arduino and Micropython, making it easier for developers to create custom applications and functionality Exquisite acrylic protective shell and small and portable design, making it easy to carry and use

Elecrow LoRaWAN RA-08H Development Board Integrated RP2040 with 1.8 “ LCD for Long Range Communication (868Mhz/915Mhz? Join the growing community of IoT enthusiasts and developers with our Elecrow Development Board. Designed specifically for beginners, this board combines the power of the RP2040 dual-core chip and the RA-08H module, enabling users to dive into the world of LoRa and LoRaWAN protocols with ease. The RP2040 chip offers high performance and low power consumption, making it suitable for a wide range of applications in IoT, robotics, embedded systems, and more. Equipped with the Semtech-authorized ASR6601 RF chip, the RA-08H module supports the 868/915 MHz frequency band and features a 32 MHz MCU for enhanced functionality compared to traditional RF modules. With the Crowtail interface, GPIO ports, and 3.3V/5V outputs, the board provides seamless connectivity with sensors and electronic modules on the market. Additionally, it offers RS485, SPI, I2C, and UART interfaces for expanded compatibility with various sensors and modules. Enhancing user experience, the board integrates practical features like a buzzer, custom button, three-color indicator lights, and a 1.8-inch SPI interface LCD screen with 128*160 resolution. Simplify your project development and prototyping process with Elecrow Development Board's user-friendly design and versatile functionalities. GPIO Pin Definition RP2040 Lora RA-08H Development Board GPIO0 Crowtail-UART0-TX0 GPIO15 GPIO15/ Crowtail-D1 GPIO1 Crowtail-UART0-RX0 GPIO16 LCD-DC GPIO2 GPIO2 GPIO17 LCD-CS GPIO3 GPIO3 GPIO18 LCD-SCK GPIO4 RA-08H-LPRXD GPIO19 LCD-DIN GPIO5 RA-08H-TXD GPIO20 I2C0-SDA0/Crowtail-I2C-SDA/PCA9555-SDA GPIO6 GPIO6 GPIO21 I2C0-SCL0/Crowtail-I2C-SCL/ PCA9555-SCL GPIO7 GPIO7 GPIO22 LCD-RST GPIO8 GPIO8/UART1-TX1/Crowtail-UART1-TX1/485TX GPIO23 LCD-BLK GPIO9 GPIO9/UART1-RX1Crowtail-UART1-RX1/485RX GPIO24 485-EN GPIO10 GPIO10/SPI1-SCK GPIO25 DATA GPIO11 GPIO11/SPI1-MOSI GPIO26 A0/ Crowtail-A0 GPIO12 GPIO12/SPI1-MISO GPIO27 A1/ Crowtail-A1 GPIO13 GPIO13/SPI1-CS GPIO28 BUZZER GPIO14 GPIO14/ Crowtail-D0 GPIO29 ADC-KEY Features: Uses RP2040 as the main controller, with two 32-bit ARM Cortex M0+ processor cores (dual-core) , and provides more powerful performance Integrates the RA-08H module with 32MHz MCU, supports the 868/915MHz frequency band and AT command control Abundant external interface resources, compatible with Crowtail series modules and other common interface modules on the market Integrates commonly used functions like buzzer, LED light, LCD display and custom button, making it more concise and convenient when creating projects Onboard 1.8-inch 128*160 SPI-TFT-LCD, ST7735S driver chip Compatible with Arduino/Micropython, easy to carry out different projects

ELECROW LR1262 Node Board LoRaWan Node Module for Long Range Communication (868Mhz/915Mhz) Frenquency:868 Mhz Experience the cutting-edge technology with the LR1262 Node Board, featuring the powerful RP2040 controller and LR1262 module for seamless LoRa transmission capabilities. This module supports both LoRa point-to-point transparent transmission and integration with the LoRaWAN network, providing versatile connectivity options. By combining it with Crowtail sensor modules (Ax2/Dx2/IICx1/UARTx1), you can effortlessly create a robust Lora node for various applications. Designed for outdoor use, the LR1262 Node Board boasts a built-in lithium battery charging and discharging circuit, along with solar panel charging compatibility, offering hassle-free setup and operation in outdoor environments. With six interfaces compatible with commonly used sensors like temperature, humidity, air quality, and PM2.5, this module enables quick assembly of a Lora weather station. It is also ideal for projects in smart homes, smart factories, and smart logistics. The LR1262 Node Board comes equipped with a 20-pin header and a double-row pin header in the accessories, giving you the flexibility to choose whether to solder it or not, providing you with a wide range of development options and customization possibilities. Experience the convenience, versatility, and high performance of the LR1262 Node Board for your next tech project. Features: Uses RP2040 as the main controller, with two 32-bit ARM Cortex M0+ processor cores (dual-core) ,and provides more powerful performance Integrates the LR1262 module, supports frequency band: 803MHZ-930MHZ Abundant external interface resources, compatible with 150+ kinds of Crowtail series modules Supports both Lora point-to-point transparent transmission and the use of LoraWAN network Compatible with Arduino/MicroPython, easy to carry out different projects

Elecrow RR050 5 Inch Resistive Touch Screen TFT Display 800x480 for Raspberry Pi B+/2B/3B/4B/5 This Elecrow  5-inch TFT display features a touch screen, offering a high-resolution output and a spacious viewing experience for your Raspberry Pi. It is compatible with all Raspberry Pi models, including B+, 2B, and 3B. The screen is energy-efficient, with low power consumption for its backlight. With a high resolution of 800 x 480, it delivers vibrant, full-color visuals, while the touch functionality ensures effortless interaction. Although specifically designed for Raspberry Pi, this 800 x 480 compact display can also be used with other compatible devices. Features 5-inch display monitor with a video interface, offering a high-resolution image and a wide viewing area. 800x480 resolution LCD with touch functionality, featuring backlight control for reduced power consumption. Wide viewing angle, quick response time, and vibrant full-color display. Compatible with all Raspberry Pi models, including 2B, B+, 3B, and 4B.

Elementz AVR USB Programmer with Cable USB AVR USBISP programmer will allow users to painlessly transfer hex programs to most ATMEL AVR microcontrollers. It is more reliable than most other AVR programmers available. Entire AVR programmer has been built with using common parts and fits in the case of the serial connector. This AVR programmer is compatible with AVRdude GUI software. This can be used to program : AT90S1200,2313,2323,2343,4414,4433,4434,8515,8535, ATMEGA103,128,1280,1281,16,161,162,163,165,168,169, ATMEGA 2560,2561,32,323,325,3250,328,329,3290,406,48,64, ATMEGA 640,644,645,6450,649,6490,8,8515,8535,88, ATTINY 11,12,13,15,22,2323,25,26,261,28,44,45,461,84,85,86, AT90CAN128,32,64, AT90PWM2, CAPABLE OF PROGRAMMING BOTH 3.3V & 5V AVR MICROCONTROLLERS read more : Implementation of PWM in AVR

RAMPS 1.4 Endstop Switch For RepRap Mendel 3D Printer With 70cm Cable This end stop switch for 3D printers comes along with a 70cms cable wire. They are used together to detect when an X/Y/Z stage has reached its minimum or maximum in a 3D printer. The endstop switch for 3D printers is manufactured with a standard 4 pin 100? pitch header and also features an LED on the board that will light up when the switch is activated. It using 22AWG wire, copper wire inside is very thick, can be resistant to current 2A, 300V voltage. An insulating layer over a wide range of temperatures, up to 80 degrees. Is the common connection of thin copper wire can not match. Not easy to pull off, plug it convenient, for ease of use, plug the other side to do the one, you can use the direct plug.