1.On-board MAX485 chip, A low power consumption for RS-485 communication, slew-rate limited transceiver.
2. Onboard then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring.
3. All pins of the chip have been lead so it can be controlled through the microcontroller.
4. Working voltage: 5V.
5. Board size: 44 (mm) x14 (mm).