This household temperature and humidity meter, is in portable size and convenient to operate, with multi-function, is a fine patron saint household health. Features: Easy and convenient to operate. Large LCD display, multi-function. Indoor and outdoor temperature display, indoor humidity display and time display. Memory of MAX and MIN measuring value. 12 hour / 24 hour displaying system selectable, degree and F unit selectable. Clock, Date and Calendar function (month and date). Everyday alarm function. Suitable for both desk-top placing or wall hung. Low power consumption, high stability and accuracy. Specifications: Main color: white+black Material: ABS Battery: 1 * AAA battery, 1.5V, 250mAh External induction wire length: 1.50m Temperature range: -10 to 70 Temperature accuracy: 1 Temperature resolution: 0.1 Humidity resolution: 1% RH Humidity range: 10% RH-99% RH Humidity accuracy: 20% RH Item size: 105 * 98 * 23mm / 4.1 * 3.9 * 0.9in Item weight: 100g / 3.5ounce Package size: 110 * 100 * 25mm / 4.3 * 3.9 * 1.0in Package weight: 125g / 4.4ounce Packing List: 1 * Temperature and Humidity Meter with Probe 1 * User Manual