LCD Digital Thermometer and Hygrometer, Electronic Weather Station, Temperature and Humidity Tester for Indoor and Outdoor Product Description Large LCD display, multifunctional . Indoor and outdoor temperature display, indoor humidity display and time display. Memory of MAX & MIN. 12h/24h display system selectable. Degree C & F selectable unit. Clock, Date and calendar (month and date) function. Daily alarm function. p> Desktop placement or wall hanging. Low power consumption. High stability and precision. NO backlight Product specifications: Device color: White Temperature range: indoor and outdoor -50 ~ +70 degrees (-58 ~ +158F) Temperature measurement accuracy : 1 C (1.8 F) Humidity range: 10% ~ 99% RH Accuracy humidity: -/+ 10% RH Power supply: 1.5V * 1 (AAA size) Dimension of Device: 10.5*9.8*2.4cm Device weight: 126g Package size : 18*13*4cm Wire length: 1.5m Package Included: 1 x LCD Digital Thermometer Hygrometer (Battery not included) 1 x User Manual Sold by grid cool store