Connected Weather -Car Thermometer Hygrometer Highlights Generic Brand Car Thermometer Hygrometer Description: Easy to fix, just stick where you want. Thermometer and hygrometer can be used without using the battery. The clock is quartz watch, power supply: One button battery. Car clock, thermometer and hygrometer can remind you of time, temperature and humidity, allowing you to grasp your own mental state at any time, making driving a pleasure. Glass mirror surface, anti-scratch, high transparency with durability. After lighting, there will be a short period of fluorescence specification: Display dimension: 4cm diameter Material: Steel movement, glass mirror surface, ABS shell Measurement range: Thermometer: -20 to 70C Tolerance measurement: Thermometer: plus or minus 1 - 2 degrees Quartz clock power supply: 1 button battery * Package includes: 1 piece clock 1 piece thermometer 1 piece hygrometer