Indoor Thermometer Hygrometer Pid Temperature Humidity Tester

Description:  Temperature and humidity meter is widely used "family , laboratories , aquaculture , instrument workshops, libraries, hospitals , computer computer rooms, etc."  Especially with the continuous improvement of people's living standards have air conditioning, heating into homes , hotels, restaurants , measure the ambient temperature and humidity is more important.  Specification:  Measuring range:  Temperature: -20~50℃.  Humidity: 20% RH - 100% RH.  The temperature below 10 1.5 less than 10 -25 1 25 1.5.  Humidity of 40% RH or less 7% RH 40% RH or less -75% RH 5% RH 75% RH over 7% RH.  Best environmental temperature and humidity reference value:  most appropriate body to give the environment: temperature 15 -25 , relative humidity of 40% RH 75% RH.  home environment : 40% RH 70% RH.  libraries, art galleries, museums: 40% RH 60% RH.  computer computer room, communications room: 45% RH 60% RH.  cloth, cotton textiles store: 40% RH 60% RH.  dairy store: 50% RH 60% RH.  fruit