RS485 Module New MAX485 Module / RS485 Module / TTL MAX485 Module / RS485 Module / TTL to RS485 Module New 100% Brand new and high quality All pins of chip have been lead to can be controlled through the microcontroller On board then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring. On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver