High-quality ABS shell, waterproof, drop-proof, not easy to damage, sturdy and Highlight the warning light, so everyone can see you USB fast charging, including 500mAh rechargeable battery, to meet Eye-catching lights, night riding warning, using high-quality LED lamp beads, light up to 30 lumens, eye-catching reminders to rest night riding. One-key wireless remote control, you can change the direction at any time Small and , only 48G for a taillight, easy to carry Suitable for most bicycles and motorcycles on the market colour: black Material: ABS Package Contents: 1 set x Remote control tail light 1 x multilingual manual(Chinese, English) Only the above package content, other products are not included. Note: Light 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.