Wide range of applications: helmet lights can be placed on motorcycle helmets, e-bikes, bicycles, backpacks or motorcycle , all helmets are compatible Safety warning light: The bicycle helmet light has 14 LED lamp beads, 4 lighting modes, 600lux~700lux, so that the vehicles behind can find you in time and the safety of riding at night. Rechargeable and long battery life: The motorcycle helmet light has a built-in 650MAH rechargeable battery, and the Type-c interface only needs to be for 2H and can work for 6H~12H. Extra Safety: LED Helmet Light with High Quality ABS Shell, Waterproof IPX6, Helmet Light provides you extra safety even in rainy night riding. EASY TO INSTALL: Super sticky, easy to install, and easy to remove; the newly upgraded side USB-C port allows you to charge your bike helmet light without removing it. color:As shown Material:ABS Package Contents: 1 x Bicycle taillights 1 x USB cables 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.