100% brand new and high quality 1-Channel relay module, with photoelectric isolation The module can be high or low by a jumper setting trigger With power and relay action indicator The module Operating voltage 5V The module uses genuine quality relay, normally open interfaces Maximum load: AC 250V/10A, DC 30V/10A
Module interface:
DC+: positive power supply (VCC)(5V) DC-: negative power supply (GND) IN: The control end, the driving current should be more than 4m A COM: The control of loop of earth wire