Specification: Type: Module Condition: New On-Board Max485 Chip, Is A Low-Power, Limited-Swing Rate Transceiver For Rs-485 Communications On-Board Connection 5.08 MM/0.2 In Pitch 2p Terminal Block, Convenient Rs-485 Communication Wiring  Chip All Pins Have Been Cited, You Can Control The Operation Through The Microcontroller Operating Voltage: 5 V Size: 44 X 14 X 20 MM/1.73 X 0.55 X 0.79 In Note: Due To The Different Monitor And Light Effect, The Actual Color Of The Item Might Be Slightly Different From The Color Showed On The Pictures. Thank You! Please Allow 1-2 CM Measuring Deviation Due To Manual Measurement. Included: 1 X MAX485 Module 1. High Interference Resistance: The MAX485 module utilizes the MAX485 chip, which is equipped with built-in interference suppression circuitry and differential transmission lines. This effectively reduces the impact of external interference on communication. 2. Long-Distance Communication: The RS485 communication interface of MVU development accessories supports multi-node communication and can achieve long-distance communication, with a maximum transmission distance of over 1200 meters. 3. Fast Data Transmission: The RS485 communication interface of TTL to RS-485 module supports high data transfer rates, meeting the demands for fast data transmission. 4. Low Power Consumption Design: The MAX485CSA converter module typically incorporates a low-power design, saving energy and reducing the system's operating temperature. 5. Easy to Use: The pin layout of the RS-485 TTL to RS485 MAX485cCSA converter module is usually clear and straightforward, allowing users to simply connect the pins correctly to start using it.