General description Car Solar Digital Clock is designed for in-car use, featuring a high-efficiency solar panel and a large-capacity built-in lithium battery, ensuring functionality even on cloudy days. It displays time, date, week, and car interior temperature with high precision on an LCD screen. The device operates automatically without the need for charging or manual on/off. Technical specifications Power-on voltage: DC 5V Working temperature: -20℃ to +80℃ Storage temperature: -30℃ to +85℃ Size: 90x65x30mm Material: ABS Color: Black Package Contents 1 * Car Solar Digital Clock Other information