DescriptionThis is a USB rechargeable smart LED turn signal light which is used for night riding and cycling, baby carriage, jogging, walking, road emergency and camping. Its directional flashing indicates that night travel safety factor is greatly enhanced.Feature- Color: Black - Size: 11 x 3 x 2.8 cm - Material: Plastic - smart LEB bike tail light, easy to control. - LED ensures high light output, various lighting modes provided. - Equipped with high volume battery to support high illumination. - Bulit-in rechargeable battery, USB charging, easy to use with computer, laptop, Android phone charger or battery bank. - Easy mount and release. Suitable for most bike, bicycles, MTB, etc. - Good choice for night cycling.