1、WIDE APPLICATION: Relay receiver board can be used in homes, farms, factories, offices, laboratories, supermarkets and so on. You can remotely operate each device connected to the relay receiver with a remote control 2、STABLE AND DURABLE: This receiver uses excellent 10A relays that can be used more than 100,000 times for longer and more stable use and can load high power appliances to ensure long term stability control 3、EASY TO USE: The wireless relay receiver board is very easy to set up and reset. There are three operating modes(instantaneous, switch, or lock mode) to choose from. You can easily set according to your own needs. The operation mode of the product is adjustable 4、8 WAY RELAY: The number of relay routes is 8 way, with 1 remote control, convenient for your operation and switch 5、MAIN APPLICATION: 10A relay receiver board is used for wireless control relay on and off and embedded system development Item Type: Relay Receiver Board Material: PCB Relay Contact Capacity: AC250V 10A, DC30V 10A Relay Specification: 10A Number of Relays: 8 Remote Control Battery: 1 x cr1220(not include) Use: Used for wireless control relay on and off and embedded system development 1 x Module 1 x Remote Control