ITEM NAME:MAX485 Module RS-485 TTL Turn to RS485 Converter Module for Microcontroller Product Description Description: MAX485 Module RS-485 TTL Turn to RS485 Converter Module for Microcontroller MCU Development Board Feature: 1. On-board MAX485 chip is a low-power, swing-limiting transceiver for RS-485 communication. 2. On-board connection with 5.08 (mm) spacing 2P connection post facilitates RS-485 communication connection. 3. All pins of the chip have been drawn out and can be controlled by a single chip computer. Specification: Working voltage: 5V Board size: 46mm*20mm*12mm/1.81*0.78*0.47'' Packing weight: 4g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x RS-485 TTL Turn to RS485 Converter Module.On-board MAX485 chip is a low-power, swing-limiting transceiver for RS-485 communication. Included: 1 x RS-485 TTL Turn to RS485 Converter Module. Due to the different display and different light, the picture may not show the actual color of the item.