Description: Combines thermometer / hygrometer and provides accurate instant readings of ambient environment. Dual display humidity and temperature with accurate measuring: humidity range: 0% - 100%RH; Temperature range: -30?~70?. With low battery indicator, automatic power off, maximum and minimum measurement and data hold functions, etc. Widely used on lab, warehouse, industry, agriculture, and air conditioning system, etc. Specification: Model: GM1362 Color: White Humidity & Temperature measurement Large LCD dual display with backlight MAX reading Measure temperature in degree C or degree F Auto/Manual power off Low battery indication CE/ROHS/FCC approved Humidity Range: 0%~100%RH, Resolution: 0.1 0%~20%RH, precision: 4.5% 20%~80%RH, precision: 3.0% 80%~100%RH,precision: 4.5% Temperature Range: -30 °C~70 °C -30 °C~0 °C: resolution: 0.1 °C/0.2 °F, precision: 1.0 °C 0 °C~70 °C: precision: 0.5 °C -22 °F~32 °F: precision: 1.8 °F 32 °F~158 °F: precision: 0.9 °F Size: Approx. 150 x 45mm; Screen Size: Approx. 27 x 26mm Battery: 1Pcs 6F22 9V Battery (not included) Package Includes: 1 Piece GM1362 Temperature Humidity Meter 1 Piece English User manual