Weight:160g Dimension:5.71in*3.15in*0.98in(14.5cm*8cm*2.5cm) Brand:N/A Model:DC802 Color:White+Grey Material:Plastic Quantity:1 Piece Screen Size:4.1 inch Battery Supply:AAA Number of Battery:2 Battery Include:Yes Indoor Accuracy:-10℃~50℃(+14℉~+122℉) Outdoor Accuracy:-50℃~70℃(-58℉~+158℉) Measurement Unit:CM2 Measurement Temperature Indoor:-10℃~50℃(+14℉~+122℉) Measurement Temperature Outdoor:-50℃~70℃(-58℉~+158℉) Measurement Humidity:20%RH~90%RH Features: Indoor and outdoor thermometer/hygrometer. Support Fahrenheit(℉) and Celsius(℃) temperature interchange. Support indoor and outdoor highest and lowest temperature/humidity memory mode. Time(12/24 hours format)， date， week display. Support daily alarm function. Packing List:1 x DC802 Thermo-hygro Meter 1 x English Operation Manual 1 x Outdoor Temperature Sensor(Cable length:200cm) 2 x AAA Battery<img src="//112.74.112.28/down/products/427427/427427_000.jpg" noproxy>