... case capillary thermometer 1.Material:ABS case, brass sensor 2.Dial:4" 3.Capillary:1.5M 4.Temperature range:-40~40C Plastic case ... capillary thermometer(1)Material:ABS case, pvc coated capillary,brass sensor(2)Range ... red or one color as required.(8)Usage: can be used in equipments of heating,ventilating,air-conditioning,refrigeration etc.(9 ...