Features:100% Brand New & Never UsedHigh Quality bicycle safety laser lightsThis little laser beam tail light will improve the security of night riding and cycing entertainmentTwo dual light lines on the road send by the laser indicator to keep a safe distance.Easy to installation.Waterproof， safer in water fog when riding in the rainUse for student， baby stroller，jogging， walking， bicycles， car emergency， horse¨Criding， road emergency & camping，etc.Specifications: Laser Type :Line，Cross，Star Color:RedBattery: 2 x AAA batteries (Not included)Working Time:9-36hoursMaterial: ABS， Acrylic & NylonFor 20-36mm tubeInput Power: 100mW7 Mode Bike Flash Light:5 LED Steady light5 lights all bright fast flash5 lights all bright slowly flashFlash from right to left slowly flashFlash from left to right slowly flashFlash from right to left fast flashSlowly flash in turns2 Mode Laser Light:Steady lightSlowly FlashWarning:Laser Radiation Avoid Direct Eye Exposure!Keep out Reach of Children.Package Contents:100% Brand New1 x 5-LED 2 Laser Bearm Bicycle Tail Light1 x Adjustable rubber Installing Mounts