Relay 1-Channel 24V Level Trigger Optocoupler Module 4 in 1 kit 1 × Line Tracking Sensor

1 × Line Tracking Sensor Module Grove

ground (black)

A resistor with a value of 470 ohms will withstand an electric current in a certain area by 470 ohms

This item consists of a wireless remote control that acts as a IR transmitter and an IR receiver on a tiny board with female to female jumper wires

Relay 1-Channel 24V Level Trigger Optocoupler Module 4 in 1 kit 1 × Line Tracking SensorOne Channel Relay Board for 24V Control Systems The Relay 1 Channel 24V Level Trigger Optocoupler Module Arduino is a one channel relay module built for 24V class control systems that need a ready made relay output board instead of a raw relay component. It includes an optocoupler and standard NO COM NC relay terminals for easier integration. This is a useful option for control panels, industrial style logic, trigger circuits, and other builds where