SHT20 RS485 Humidity Sensor Module Modbus High Precision Monitor OOTDTY Features:The product adopts industrial chip, SHT20 high-precision temperature and humidity sensors, provide products with good reliability, high precision and interchangeability. Adopt RS485 hardware interface, protocol layer compatible with standard industrial Modbus Rtu protocol. This product integrating MODBUS protocol with ordinary, users can choose communication protocols, common agreement with automatic transfer function (connect RS485 serial interface mode tool, automatically displaying temperature and humidity). Industrial products, SHT20 high progress temperature and humidity sensor, rs485 communication. Standard MODBUS protocol with ordinary in organic whole, user can choose the communication protocol. The bitrate can determine itself. Contract with automatic upload function, upload speed can decide for itself. Specifications:Input Voltage: DC 4.5-5.5V Operating Temperature: -20°C - 60°C Elasticity: 0-Accuracy: Temperature: ± 0.5°C Humidity: ± 4.5%RH. Output Interface: RS485 Communication Bit Rate: 9600 (User Can Set), 8 Bits, One Stop, No Control Material: Plastic Length: About 25cm / 9.84in Color: Black Quantity: 1 PcNote: No retail package. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents:1 x Temperature & Humidity Sensor (Other accessories shown in the picture are not included)