1.Automatic Shut Down: Start with the car, no need to start with hands. The solar wall clock thermometer automatically shut down after 5 minutes of rest. 2.Charging Methods: The wall clock thermometer supports solar charging and USB charging. 3.Automatically Switch: You can automatically switch time, date and temperature; cycle display for saving effort and you can also lock a display. 4.Material: The wall clock thermometer is made of high temperature resistant material. 5.Easy Reading: The LED lamp with brim for easy reading, no reflection during the day and no glare at night Type: Car Digital Clock Thermometer Charging : solar / micro-USB Light colors: RED light Material: ABS colour: black Package Contents: 1 x Solar Car Digital Clock Thermometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.