The HX711 Load Cell Amplifier Module is a 24-bit precision ADC designed for accurate weight measurement in digital scales and IoT applications. It features dual analog input channels, a 128x programmable gain amplifier, and a two-wire interface, making it compatible with Arduino, Raspberry Pi, and other microcontrollers.

The 12V 1 Channel 10A Relay Module is a compact relay board for controlling AC and DC electrical loads using Arduino, Raspberry Pi, and other microcontrollers. It features low-level triggering, COM/NO/NC terminals, power and relay status LEDs, and convenient header pins for easy connections. With switching capability up to 250V AC @ 10A or 30V DC @ 10A, it is suitable for controlling lights, fans, pumps, motors, appliances, and automation projects.

16-channel bidirectional analog and digital multiplexer module for connecting multiple sensors or signals using only four select pins and one signal pin.