Youngneer 12v Relay Board Relay Module 1 Channel Opto-Isolated High or Low Level Trigger

Specification: Material: Circuit board Control signal: TTL Rated load: AC125~250V/10A, DC28~30V/10A Max. switch voltage: 250VAC, 30V Operating Voltage:12V Trigger Current: 5mA Max. Current: 190mA Size: 50mm * 26mm * 18.5mm (1.9 inch *1.02 inch * 0.72 inch ) Module interface: 1. DC+: positive power supply (VCC) 2. DC-: negative power supply (GND) 3. IN: can be high or low level control relay Relay outputs: 1. NO: normally open relay interface 2. COM: Common Interface Relays 3. NC: normally closed relay interface High and low level trigger options: It is low level trigger when jumper connect to LOW pin It is high level trigger when jumper connect to HIGH pin LED Indicator Light: Power Indicator: Green Indicator of Relay Status: Red 100% Satisfaction Guarantee: 12-Month Warranty; No satisfied, Free reason for return; Quality problem, please contact us, we will resend your FREE Replacements or make you FULL Refund.