Feature: 1. [Mechanical Type] This thermo hygrometer adopts mechanical measurement, accurately measures temperature and humidity, ensuring a comfortable environment for your reptile pets. 2. [Compact Design] The temperature and humidity dial is designed compactly, making it a suitable choice for pet boxes or other small spaces, helping maintain optimal living conditions. 3. [No Battery Needed] No batteries are required, this hygro thermometer dial is energy efficient and eco friendly, eliminating the need for battery replacement. 4. [User Friendly] The mechanical thermometer hygrometer is easy to read with pointer, clear scale and color prints, requires no complicated settings. 5. [Multi Functional] This pointer thermometer hygrometer can serve a variety of pet habitats or temperature and humidity monitoring needs, providing versatility in application. Specification: Item Type: Thermometer Hygrometer Dial Main Material: ABS, PC, Aluminum Temperature Range: 60-120℉ 16-49℃ Humidity Range: 0-100% Dial Size: Approx. 74mm / 2.91in Dial Thickness: Approx. 20mm / 0.79in Weight: Approx. 41.00g / 1.45oz. Package List: 1 x Thermometer Hygrometer Dial1 x Double Sided Adhesive Tape