Features 1,Multi Function: This digital thermometer can display humidity percentage, alarm clock, calendar, indoor and outdoor temperature, and is powered by AAA batteries (including). 2,Digital Display: The humidity meter features a large digital display that clearly displays the humidity temperature and is very easy to read. 3,External Waterproof Probe: Our outdoor and indoor thermometer is equipped with an external waterproof probe with 1.5m sensor cable, flexible and convenient to use. 4,Applicable Scenes: This digital thermometer is very suitable for aquariums, schools, greenhouses, garages, warehouses, baby rooms, laboratories and gardens. 5,Convenient Design: The multi functional digital thermometer has a support bracket behind it, so you can hang up our electronic thermometer or put it on the table. Specifications Item Type: Digital Hygrometer Thermometer Material: Plastic Gross Weight: 150g or 5.3oz Temperature Measurement Range: -20°C to and60°C(-4 ℉-and140℉) Battery: AAA battery (included) Package List 1 x Digital Hygrometer Thermometer(Battery Included) 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.