Features Extra Large Display --- This car digital thermometer clock features an extra large digital LCD display that is easy to read, giving you a safer driving experience. Fully Automatic Design --- This car digital thermometer clock automatically charges the solar panel during the day, and will automatically light up the backlight at night or in low light when vibration is detected. Excellent ABS Material --- This car digital thermometer clock is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. Compact And Portable --- This car digital thermometer clock is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. Wide Application --- This automotive digital thermometer clock has a wide range of applications and can be used at home, in the car, in the office and in hotels. Specification: Item Type: Vehicle Thermometer Clock Material: ABS Battery: AG13 Button Battery x 2, Battery Capacity: 140mAh x 2 ( Shipped With Built In Battery ) Package List:1 x Vehicle Thermometer Clock Package List 1 x Vehicle Thermometer Clock