Was: 15.00
Price: 12.00
nullOverview 5V 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 APP LCBS download separately recommended https pan baidu com s 1dFNa2kxUse data download package included app https pan baidu com s 1bprWzO7Bluespp bluetooth serial APP separately download https pan baidu com s 1dEYlIqXThe 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 5V5 On board 5V 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 5V 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 Its means wait for establishing connection with the APP when D1 blink slowly 2 Its 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
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