Features: Solar anti-theft warning lights, Solar energy Can be absorbed and stored in high efficiency solar cells Built-in high capacity AN Ni-Mh battery, with no memory effect and long service life High quality, Imported high Brightness LED Chips. If there is no sunlight for a long time, you can also use the Micro-USB interface to charge No wires needed, just stick to the roof of the vehicle with the corresponding glue. It can be charged by solar or you put switch on "on"" or ""off" Built-in light sensor, this LED light will flash in night time and will not flash during the day. (You can cover the other end by dark paper if you want it to flash during the day.) Solar Powered Warning Light Bring your own aromatherapy Specifications: Size: 6.5 x 2.5 x 1.5cm Light Color: Red Function: Can discourage burglaries into night time Fit: For All Cars, With self-adhesive sticker, can be easily installed on the car instrument panel, door side, car grille, bumper, as warning or decorative lighting. Material: ABS colour: black Package Contents: 1 x Solar Powered Warning Light 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.