2-Ch 5V relay Board with optocoupler you must use compatible spray

you must use compatible spray pump systems rated for higher viscosity fluids and ensure regular cleaning of nozzles and metering valves to prevent clogging

providing an optimal balance between weight distribution and load-bearing capacity

The microSD card supports up to 32GB capacity

this module is ideal for robotics

Heavy-gauge copper PCB traces rated for 60A continuous current per channel with minimal voltage drop below 0

2-Ch 5V relay Board with optocoupler you must use compatible spray2 Channel 5V Relay Board with Optocoupler Control high voltage appliances safely from your microcontroller with this 2 channel 5V relay module featuring built in optocoupler isolation. Designed for Arduino, Raspberry Pi, ESP32, and other 5V compatible development boards, this relay module lets you switch AC DC loads up to 250V AC 30V DC while keeping your logic circuits electrically isolated and protected. A must have module for home automation, IoT