The DC 12V 2 Channel Bluetooth Wireless Control Relay Module contains 2 relay channels that operate on 12VDC to handle the appliances of 230VAC or 30VDC up to the 10A current. The relay module comes with an onboard integrated SPP-C Bluetooth serial slave module, which can be used to control relay switching by sending commands via the mobile phone APP  with very easy to set up.

LED Indications:

LED D1(Blue): Bluetooth state indicator:

1. D1 blink slowly-Search Module over Bluetooth and wait till pairing
2. D1 Continue ON means connection established and ready to use

LED D2/D3/D2/D5 (Red): Relay indicator
These LEDs will show the status of Relay ON-OFF individually  

Specifications and Features:

1. Easy to set up and pair with Android Phone
2. Onboard Bluetooth status indicator and relay indicator
3. With 2 optocoupler isolation, strong anti-interference ability
4. Onboard N76E003/STM8S003 and SPP-C Bluetooth 2.1 module
5. Effective control distance(on open area): 10m
6. Module Operating Voltage: 12VDC
7. On-board 12V, 10 A / 250 v AC 10 A / 30 v DC relay, absorb 100000 times continuously.
8. Module with diode effusion protection short response time
9. Board Dimensions (L x W x H) mm: 65 x 41 x 19
10. Weight : 35 gm

Package Includes:

1 x DC 12V 2 Channel Bluetooth Wireless Control Relay Module