12V bluetooth relay board include single channel 12V/10A relay module and SPP-C bluetooth serial port slave module, Can be sent via mobile phone APP commands to control the relay switch.
Features: Onboard SPP - C bluetooth serial port slave module, with wireless control function. Onboard 12 v,10 A / 250 V AC 10 A / 30 V DC relay, relay long life can absorb 100000 times in a row. Module with diode effusion protection, short response time. Onboard bluetooth status indicator light (when not connected flash, slow connection after long bright) and relay status indicator light . Control distance 10m (open environment) Follow the bluetooth 2.1 + EDR specification Module working voltage VCC: DC 12 v DC control maximum voltage: DC 30 v Exchange control maximum voltage: AC 250 v Size: 20mm*62mm