Recommended Uses for Office Products White Size 8 x 7 x 1 cm Weight 70 grams Age Group (Description) Adults and Children Number of Units 1.0 Units Battery Powered Battery Quantity 1 CR2032 requires batteries. 10 seconds response time The humidity and thermometer with a large 3.2 inch LCD screen features clear, narrow bezels, yet is lightweight and portable enough to take anywhere. The large LCD display with large, bold numbers makes it easy and clear to read temperature, humidity and time. Wide measuring range, measuring temperature from 14℉ at 190℉ (-10℃~88℃), humidity sensor that measures humidity from 10% to 95%. The hygrometer updates every 10 seconds to show you the latest reading. The temperature accuracy range is about ±0.1/±1.8℉, while the humidity accuracy is ±5%RH. The thermometer has a table stand and a handle stand. With an adhesive pad, you can stick or place it anywhere, such as refrigerator, counter, living room, baby room, etc.