Product description
1, on-board MAX485 chip, is a low-power, limited-swing rate transceiver for RS-485 communications
2, on-board 5.08 (mm) pitch 2P terminal block, convenient RS-485 communication wiring
3, chip all pins have been cited, you can control the operation through the microcontroller
5, board size: 44 (mm) x 14 (mm)