JYLives Colorful 9LED Bicycle taillights mountain biking multifunction flash caution light Brand Name:JYLivesProduct Type:Bicycle taillightsMaterial:PlasticLight Source:9*LED Bulbs(3 Red+3 Blue+3 Green)Battery:2*1.5V AAA Battery(Battery is not included)Product Size:Length 7.5cm;Width 4.4cm;Height 3.3cmCar Clip Height:5.1cmWeight:about 53g/pieceSwitch Mode:7 modeColor:blackPackage included:1piece*Bicycle taillightsAttention: the product is without battery and charger. Please make sure you can buy the matched 2*AAA li-on battery on local market due to the li-on battery can't ship by air.