... .Super bright LED 4.Compact and lightweight Product Name6 LED bike led tail flashing light Item No.BT-3755MaterialPlasticBulb6LED Battery2*AAPackingBlister ... , LED lifespan long3, Tool free easy install and quick release bike attachment4, Saving power and environmental-friendly5, Waterproof and shake-proof6 ... , Compact and lightweight7, With CE and RoHS certification 6 LED bike led tail flashing light