SincereetaliThis household temperature and humidity meter, portable size and convenient to use, with multi-function, is a good household health of the patron saint. Features: Easy and convenient to use. Large LCD display, multi-function. Indoor and outdoor temperature display, indoor humidity display and time display. MAX and MIN measurement value memory. 12-hour / 24-hour display system selectable, degree and & deg; F unit selectable. Clock, date and calendar function (month and date). Daily alarm function. Suitable for desktop placement or wall hanging. Low power consumption, high stability and accuracy. Specifications: Material: ABS Battery: 1 * AAA battery (not included) External induction wire length: 150cm Temperature range: -10 -70 Temperature accuracy: & plusmn; 1 Temperature resolution: 0.1 Humidity resolution: 1% RH Humidity Range: 10% RH-99% RH Humidity Accuracy: & plusmn; 5% RH Item Size: 10 * 9 * 2.3cm / 3.9 * 3.5 * 0.9in Item Weight: 100g / 3.5oz Package Size: 18 * 12 * 3cm / 7.1 * 4.7 * 1.2in Package Weight: 125g / 4.4oz Package List: 1 * Temperature and Humidity Meter with Probe 1 * User Manual