KY-019 - 5V Relais module
1 3 Pinout 2 4 Code example Arduino 2 5 Code example Raspberry Pi 3 Picture Technical data / Short description Voltage range: 240VAC / 10A | 28VDC / 10A A relay to switch higher voltages via 5V output.
!!!!! CautionĀ !!!!! Working with voltages over 30V and a main voltage (230V) can harm your b