ASAIR Digital Hygrometer Thermometer Indoor Electronic Temperature Humidity Monitor Weather Station for Home/Factory/School 1.Functions: - Temperature Humidity display Date and time display Rs485 output PC Online Dtat record Temperature and humidity alarm value setting and online calibration - Supports both power supply and data transfer via USB interface - Support panel text/pattern custom 2. Suitable for warehouse, laboratory or greenhouse wall, temperature and humidity data real-time monitoring. it is with RS485 output and is used for remote monitoring data recording by it software (We offer for free). 3. Product USES ASAIR high precision MEMS process temperature and humidity sensor, long work life, high accuracy, strong stability, and in harsh environments also good performance. Conditions Min Typ Max Unit Output --- PC - RS485 - Power supply The product includes a power adapter and USB cable for power supply (AC 220V/5V DC) Temperature range -40 - 80 Humidity range 0 - 99.9 %RH Accuracy (Temp) - - 0.3 Accuracy (Hum) - - 2 %RH Functions Temperature and humidity, time, date display; Temperature and humidity alarm value setting (On product/Software); Data record and export Excel (On Sofrare) Remote real-time monitoring and calibration (On softare) Reserved interface 5V external buzzer interface; RS485 interface ; Motherboard power interface; USB interface; 5V circular interface; external sensor/probe interface (1 Wire) Application 1. Museum 2. Weather station 3. Dust-free production line 4. Corporate lobby 5. Government center 6. Hospital 7. Laboratory