Tag is 2-way self-locking relay module
Relay&Relay Module 2-way self-locking relay module
2-way self-locking relay module
Product Use:
Press the trigger button , the corresponding relay is locked , press again , the relay is disconnected , you can also add the trigger switch , and the use of low-level trigger .
Household appliances control, home control various lamps , factory e...Read More
2-way self-locking relay module