Davitu Module Board Relay Module - YYE-1 5V/12V/24V RS232 Serial Port Control Relay Module MCU MAX232 USB Control Switch Board - -Voltage: 24V-

br/>Festures: Model: YYE-1 Supply voltage: DC 5/12/24V (Optional) Communication chip: MAX232 Communication protocol: RS232 serial port communication Communication format: (9600, 8, NONE, 1) Baud rate: 9600kbps, 8 bits, no parity, 1 stop bit The protocol is very simple, providing single-chip source program for easy porting. When using the serial port assistant to send the character type A, the relay opens. When sending the character type a, the relay closes. Package includes: 1 x YYE-1 5V/12V/24V RS232 Serial Port Control Relay Module