Weight:153g Dimension:5.71in*3.15in*0.98in(14.5cm*8cm*2.5cm) Brand:N/A Model:DC803 Quantity:1 Piece Color:White+Grey Material:Plastic Screen Size:4 inch Battery Supply:AAA(1.5V) Number of Battery:1 Battery Include:Yes Indoor Accuracy:-10℃~50℃(+14℉~+122℉) Outdoor Accuracy:-50℃~90℃(-58℉~+194℉) Measurement Humidity:10%RH~99%RH Measurement Temperature Indoor:-10℃~50℃(+14℉~+122℉) Measurement Temperature Outdoor:-50℃~90℃(-58℉~+194℉) Features: Indoor and outdoor thermometer. Indoor hygrometer. Time display in 12/24 hours format. Support Fahrenheit(℉) and Celsius(℃) temperature interchange. Support indoor and outdoor highest and lowest temperature memory mode and relative time record. Support alarm for outdoor lowest and highest temperature. Daily alarm function and human comfort level display. Packing List:1 x DC803 Thermo-hygro Meter 1 x Outdoor Temperature Sensor(Cable length:200cm) 1 x AAA Battery 1 x English Operation Manual<img src="//112.74.112.28/down/products/427428/427428_000.jpg" noproxy>