Package : 5 x TTL to RS485 Module Ttl To Rs 485 Module DAOKAI 10Pcs MAX485 RS485 Converter Modules - TTL TTL To RS485 5pcs Rs-485 Ttl Turn To Rs485 Max485csa Converter Module MAX485 Module 2P terminal 5.08mm pitch, convenient RS-485 communication wiring. All pins can be controlled via the microcontroller Working Voltage : 5V; Total Size : 4., 4 x 1., 4 x 2cm/1., 7 x 0., 55 x 0., 78(L*W*H) 5PCS 5V MAX485 Module RS485 Module TTL to RS-485 Module Universal MCU Development Accessory Board Converter Board Compatible with Arduino Raspberry Pi Wish $5.99 NO:012678447Description:MAX485 chip is a low power consumption for RS-485 communication, limit the slew rate transceiver Then 5., 08 (mm) pitch 2P terminal, convenient RS-485 communication wiring Chip leads all pins can be controlled through the microcontroller Operating voltage: 5V Size: 44 (mm) x14 (mm) Package Includes 5 x TTL to RS485 Module