Flashlight:Product material:Metal(Aluminum)+Electronic components Colors:blackBright degree:range 100M-200MBulb's lifetime:100，000hoursBattery:3*AAA battery(Not include)On-off Style:touch-toneHolder: Model:U styleMaterial: refined TPR material， flexible plasticReliable quality，ExpandableFit flashlight size: Diameter from 22-29mmFit Bicycles stents: 25-31mmColor: BlackPackage Included: 1 x Flashlight1 x Bicycle Flashlight Holder/Clip1 x Plastic packaging BoxWelcome to our shop and enjoy you shopping moment，look forward to come again!