Waterproof 5 LED Bicycle Light Bike Headlight Flashlight With Bar Mounting Kit 4 AAA batteries With Bracket For Outdoor Activities -Water resistant shower proof design - is not afraid of rain flooding -Belt clip to the back of light -Quick release bracket -One-Touch switch design, easy operation -material:ABS -size:Can be loaded handlebar Size: 22MM or so -Power by: 4xAAA alkaline batteries( battery not include ) Package Include: -1x Waterproof 5 LED Bicycle Light Bike Headlight Safety Flashlight - We specialize in Electronics, Computer, Cell Phone, Camera, Professional Signal Conversion Devices, Adapter, Cables and other Accessories Pickup Location: "Cable Link" Tel: 613-680-6188