CreazyCree Q5 LED Cycling Bike Bicycle Head Front Light Flashlight+360 Mount (Blue) 100% brand new and high quality. Material: high quality aluminum alloy light LED the wick with 3 section AAA battery power 1 w(with Light pattern: light flash warning Specifications: 1 w. Use three section of common batteries Size: 11 cm long lamp holder is 2.5 cm, 3.5 cm wide