Description: - Mini round digital design,clear & simple LCD display,allows you to easily know the environment temperature and humidity around you. - Overall Diameter: Approx.45.2mm/1.78inch; Opening Diameter: Approx.41mm/1.61inch; Rated Voltage: DC 1.5V. - Temperature Measuring Range: -50~70℃,accuracy:±1℃ (at normal temperature); Humidity Measurement Range: 10%~99%,accuracy:±5% (Measures conditions every 10s). - Measure indoor humidity and temperature in time,help to adjust the humidifier, dehumidifier settings and humidistats, great for monitoring family's living conditions and health. - Wide Application: Applicable for fish tank, reptile habitat tank or box, home, office, car, schools, hotels, laboratories, kindergartens, aquaculture, instrument workshop, libraries, schools, factories and places equipped with air condition, etc. Specification: - Product Name: Digital Thermometer Humidity - Material: Plastic + Electronic Components - Overall Diameter: Approx.45.2mm/1.78inch - Opening Diameter: Approx.41mm/1.61inch - Rated Voltage：DC 1.5V - Humidity Measurement Range: 10%~99%; - Accuracy:±5% (Measures conditions every 10s) - Display Resolution: 1% - Temperature Measuring Range: -50~70℃; - Accuracy:±1℃ (at normal temperature) - Weight: 25g (without battery) - Installation Type: Embedded Installation Package Includes: 1 Piece Digital Temperature Humidity Meter Note: Please allow small error due to manual measurement. No contain batteries.