Features: _x000D_ brand and high quality._x000D_ _x000D_ Integrated MAX485 chip, low power transceiver for RS-485 communication module. _x000D_ Integrated 5.08 mm spacing 2p terminal, convenience of RS-485 communication connection. _x000D_ There are all chip pins, can be controlled and operated by MCU. _x000D_ It is designed for half-duplex applications._x000D_ _x000D_ _x000D_ _x000D_ Specification: _x000D_ Chip: MAX485 _x000D_ Type: TTL to RS-485 _x000D_ Size: 4.3*1.4cm / 1.7*0.5in_x000D_ _x000D_ Weight: 23g / 0.8oz (approx.) _x000D_ _x000D_ _x000D_ Package list: _x000D_ 1 * Module 1brand and high quality. 2 Integrated MAX485 chip, low power transceiver for RS-485 communication module. 3Integrated 5.08 mm spacing 2p terminal, convenience of RS-485 communication connection. 4 There are all chip pins, can be controlled and operated by MCU. 5It is designed for half-duplex applications.