Level up your light game! The Beacon Light shines brighter than any other and provides a variety of modes to accommodate your adventure, day or night. Includes 3 LED bulbs equating to 1600 LUMENS or 1050 LUX . Rechargeable setup provides 3-9.5 hours of use (dependent on mode). Eight light mode options include 100%, 65%, 40%, 15%, 2%, Flash, Breath Flash, & Day Flash. Easy-to-use LCD Display allows you to choose your mode and showcases your battery life in hours. Also provides a USB-A power bank. Perfect for charging a cell phone! Compatibility: All Lectric eBike Models Most standard bicycles or eBikes What's in the box: Beacon Handlebar Light USB-A to USB-C light charging cord Bar volume spacer Product Specifications: Battery: (2) 18650 lithium battery 3.7V/4800mAh 1050 LUX Water-resistant Aluminum casing USB-A Power Bank LCD Display Instructions: Installation instructions found here.