Application :it Is Suitable For Granary ,warehouse, Computer Room ,farm, Incubation Room, Textile Industry And Other Heating /cooling Humidification / Dehumidification Place Outdoor Terminal Box, Power Distribution Box (automatic Heating And Dehumidification), Prevent Creepage Caused By A Variety Of Misoperation Accident Automatic Heating And Dehumidification High-voltage Power Distribution Unit And The High-pressure Switch Mechanism Box Indoor, Automatic Heating In Low Environment, Prevent Switch To Stopping Working Because Of Low Temperature Features:display Temperature And Humidity,you Can Use Different Model To Control Output Of The Change Of Temperature And Humidity, And The Function Of Rs485. High-performance, High-precision, Durable,temperature Sensor Can Work For A Long Time In Different Place Model: Mh0302 Supply: 85~250vac,50-60hz Power Consumption: W Resolution Ratio: 0.1 Control Output: 3a,250vac(resistance Load) Display Led Temperature Set Range: -40~120 Celsius Humidity Set Range: 0-99.9