White Plastic Shell Digital Indoor Outdoor Thermometer Hygrometer KT905 Super large LCD 66 x 92mm simultaneously showing indoor & outdoor temprature, indoor humidity Recording MAX/MIN Temperature and humidity value automatically Selectable temperature unit: C and F; 2 modes of time:12h/24h with alarm function;with calendar function by push ADJ button;with calendar function by push ADJ button Package Included: 1 x Digital Indoor Outdoor Thermo-Humidity Meter