DC12V 4-Channel Android Mobile Bluetooth Relay Module

Product Description

Overview:

 LC 12V Bluetooth 4-channel relay module equip with SPP-C Bluetooth 2.1 slave module and 8 bit high performance MCU, you can control the relay with cellphone APP directly.

The function and characteristics: 

1, On-board N76E003/STM8S003 and SPP-C Bluetooth 2.1 module2, The relay can be controlled with APP3, Effective control distance(on open area): 10m4, Power supply: 12V5, On-board 12V, 10 A / 250 v AC 10 A / 30 v DC relay, absorb 100000 timescontinuously, Module with diode effusion protection, short response time6, On-board optocoupler isolation components, anti-interference ability is strongly7, On-board Bluetooth indicator and relay indicator LED8, On-board preserved UART debug interface(Baud rate is 9600) and MCU program interface9, Size: 62.7*63.2mm

Interface:

IN+, IN-: 12V power inputTX, RX: UART communicationSWIM, NRST: MCU program interfaceLED D2/D3/D4/D5(red): Relay indicatorLED D1(blue): Bluetooth state indicator, the description of D1 as below:(1)It’s means wait for establishing connection with the APP when D1 blink slowly(2)It’s means the Bluetooth connect with the APP successfully when D1 on all the timeRelay control command(must be hex format):Open the 1st relay: A0 01 01 A2Close the 1st relay: A0 01 00 A1Open the 2nd relay: A0 02 01 A3Close the 2nd relay: A0 02 00 A2Open the 3rd relay: A0 03 01 A4Close the 3rd relay: A0 03 00 A3Open the 4th relay: A0 04 01 A5Close the 4th relay: A0 04 00 A4

Package included:

1 x DC12V 4-Channel Bluetooth Relay Module