Material: ABS.Size:8.5*6*6.5*3.2*3cm/3.35*2.36*2.56*1.26*1.18inches. Color:black. Shell material: ABS. Bead type: COB LED. Battery capacity: 300mah. Charging method: Type-c. Charging time: approximately 40 minutes. Working environment temperature: minus 30-65 C. Working environment humidity: less than 80%. Storage environment: -40-75 C. Features: 1. Product is easy to install. Small, easy to carry, powerful functions. 2. Unique shape, different. We have a variety of styles, play with your style and make your car more cool. 3. The super flash makes you no longer afraid, ensures the safety of night riding and reduces safety accidents. 4. Long-lasting battery life, sufficient power, no longer have to worry about running out of power when using. Notes: 1. As we all know ,the different computers display colors differently,the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size ,you can feel free to contact mewe will give you some suggestion,but it is for you reference only. Package include: 1 pcs* car lights, 1 pcs* USB charging cable, 1 pcs* straps.