HTC-2 Indoor Outdoor hygrometer Digital Temperature Humidity Meter Thermometer Weather Station Clock Alarm Wall Sensor Probe 40 %off Features: Large LCD display, multi-function. Indoor & outdoor temperature display, indoor humidity display and time display. Memory of MAX & MIN measuring value. 12 hour / 24 hour displaying system selectable. degree Celsius degree & Fahrenheit unit selectable. Clock, Date & Calendar function (month and date). Everyday alarm function. Desk-top placing or wall hanging. Low power consumption. High stability & accuracy. Product Specifications: Temperature measurement range: -10 C +50 C (-14 F +122 F ) Temperature measurement accuracy: 1C (1.8F) Temperature resolution: 0.1C (0.2F) Humidity measurement range: 10 % 99 % RH Humidity measurement accuracy: 5%RH Humidity resolution: 1% Battery: 1xAAA 1.5V (not include )