3pcs 4 Channel DC5V 280MA Self-locking Relay Module Trigger Latch Relay Module Bistable

Description Working voltage DC 5VWorking current 4relay 280MAStandby current 4UALoad current AC 250V 10A DC 30V 10ATrigger mode Low pulse triggerSize 65mm 42mm 19mm L W H Small sizeWeight 52 g USE 1 By default the relay is release press the trigger button the relay pull press again the relay release the third press the relay pull and so on USE 2 By default the relay is release MCU output low pulse 0 3 1seconds the relay pull low pulse again the relay release thethird low pulse the relay pull and so on Module interface 1 VCC positive power supply VCC 2 GND negative power supply GND 3 T Low pulse trigger Relay outputs 1 NO normally open relay interface2 COM Common Interface Relays3 NC normally closed relay interface USE By default the relay is released press the trigger button the relay pull press again the relay release the third press the relay pull and so on Typical applications Automotive electronicsMotorLEDSmart HomeEmergency lightingMCU development boardToy carPackage includes 3 x Relay module