Introduction1: Three-watt white Led， design life of 10，000 hours or more， low power consumption， high brightness， beam stability.2: The power， using 4 AAA batteries， batteries for himself with the lights comes!3: The bike lights can be placed handlebar can be put front fork， rear fork can be arbitrarily placed where .. car clip can be any sizeBenefits: Direct cannibalize， convenience cards in any size diameter handlebars. Features:?? 100% brand new and high quality?? 1 Super Bright LED White Light Water resistant， shockproof， and erode prevent design?? Perfect for use under the bad outdoors environment?? Long run time with 4 x AAA batteries (not included)?? 3 models: flash/Max/Low?? Quick release bracket， easy to install， portable attach to your bicycle?? Tool free bracket?? Color: Cream White/Black?? Maximum lumens:2500LM Package include: 1 x bike light1 x rotate holder1 x batteryclamp