Features:
Operating voltage:power supply 1, DC 6.5-25V; power supply 2, DC 5V

Operating Current:Standby current (all relays closed) 13MA, 1 relay open 44MA, 2 relays open76MA, 3 relays open 109MA, 4 relays open 140MA.

Send commandsvia Android Bluetooth APP control relayturned on and off (we provide Bluetooth APP, you can also use your own APP tocontrol relays, sending commands tocontrol).

"Momentary""Self-locking" "Interlock" "open""close" 5 Commands.

External triggerinput, photoelectric isolation switch, low pulse inputs.

You can modify theBluetooth name and PIN(AccessPassword)through AT commands

Specifications:
Size: as the picture

Weight: 77g
Communication mode: 2.1 Bluetooth
Communication distance: 6-10 m
Control mode: Bluetooth wireless remote control relay switch
Control port: 4 switches with regular open and close functions
Control voltage: AC 85-265v 10A, DC1-110v 10A
Bluetooth password: 1234

Package Included:
1 x  Bluetooth Relay Module