Wireless Module Serial UART (200M Range-433 Mhz) SD so your controller can tell

so your controller can tell the coin acceptor not to take any more coins

When the other enable input is LOW the addressed output will followthe state of the applied data

With buzzer

Voltage : 150V

Wireless Module Serial UART (200M Range-433 Mhz) SD so your controller can tellIntroduction : Wireless Module Serial UART (200M Range 433 Mhz) module is a low power and high range wireless communication solution that is ideal for Smart home automation, smart lighting, industrial sensor data acquisition and remote control applications. The module also includes a microcontroller with preprogrammed firmware that provides seamless connection via a TTL serial UART interface. Connections: Features : 433MHz operation Ultra low power