Standard interface that can be controlled directly by ESP32 with Indication LED’s for each Relay output status. Independent common end COM makes the relay convenient for users to access different signals.
Compact CH423S IO Expander Module with I2C interface, 3.3V/5V power, and additional digital I/O pins for microcontrollers. Ideal for expanding project capabilities.
Compact ESP8266 IR remote board with 4 IR LEDs, 38kHz receiver, USB-C power, dual-color dimmable LED lamp, DHT11 sensor header, and Arduino IDE support.
Compact 3-in-1 AVR ISP Programmer, USB-UART Converter, and Breadboard Power Supply with 12V DC input, 5V output, and CH340N interface. Ideal for development
Versatile AVR programmer with ZIF socket, ISP header, and Arduino IDE support. High-speed USB programming with AVRDUDESS. Perfect for development and prototyping