1.On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver.

2. On board then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring.

3.All pins of chip have been lead to can be controlled through the microcontroller.

4. Working voltage: 5V.

5. Board size: 44 (mm) x14 (mm).

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