Functional Overview: 1.LCD display 2. Dimensions 48*28.*15mm (measurement has a small error) 3.LCD size: 35.7*16.6mm (measurement has a small error) 4. Inserted hole size: 46*27mm (measurement has a small error) 5. Weight: about 25 grams (including battery) 6. Rated voltage DC1.5v (2 AG13/LR44 button batteries) 7. Temperature measurement range -20 to 110 degrees Celsius 8. Temperature measurement accuracy ±1 degree (under normal temperature) 9.10-50℃ to 110℃ temperature measurement, 0.1 degree resolution. Temperature measurement range: -50℃ -110℃ Built-in induction When the measured temperature is lower than -50°C, it will display LO°C When the measured temperature is higher than 110℃, it will display HI℃ Display resolution: 0.1℃ Display mode: LCD display (four and a half digits) Power consumption: 0.15 mW in working state Battery: 2 1.5V LR44 button cells Temperature measurement accuracy: ±1℃. Features: 1. Mini Digital Humidity Thermometer allows you to easily know the environment temperature and humidity around you. 2. Designed with a clean display, easy to read. This gauge will accurately display indoor humidity and temperature and help you prevent colds, dry skin, etc. 3. Perfect to use in incubators, brooders, reptile tank, guitar case any other place that requires monitoring of temperature and humidity levels. 4. Mini thermometer hygrometer powered by 2 x button cell (Included), Battery working time up to 8 months. Decoration form: hanging, placing Color/Style: As the picture shown Quanlity: 1pc Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail .