Dual-purpose light for different needs: daytime warning and nighttime illumination. Large-capacity battery: 4000mAh for long-lasting endurance. 220 ultra-wide-angle warning: Makes your presence visible from all angles, significantly reducing collision risks. IPX4 waterproof: Unafraid of splashes or rain on the road, providing all-weather protection. One-to-two charging cable: expand the functional boundary of the product, and use one thing for multiple purposes. Color:Black Material:ABS Package Contents: 1 set * Bicycle daytime running lights 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.