Product Description：
1, onboard MAX485 chip is a low power consumption for RS-485 communications, Slew-Rate Transceiver
2, the board received 5.08 (mm) pitch 2P terminal, convenient RS-485 communication wiring
3, the chip has drawn all the pins, you can control the operation of the microcontroller
4, Working voltage: 5V
5, board size: 44 (mm) x14 (mm)
