Features:100% brand new and high quality headlamp and bicycle lampChip: 2 x XM-L T6 LED2 LEDs make it brighter and bring perfect effectThis kind of headlight can be used for camping， hiking， reading， biking， night fishing and other outdoor sports.Brightness: 4800LMLED Life Span: 10000 hoursPower Supply: 2x18650 or 3.7V High Capacity Rechargeable Battery(Battery is not included)5 Modes: 1 x XM-L T6 / 2 x XM-L T6 / 3 x XM-L T6 / Stobe / Strobe alternatelySpecification:Material: Aluminum and PlasticWeight: 237gColor: BlackPackage Contents:1x XM-L T6 LED Rechargeable Headlamp1x Bicycle Bracket Holder1x Bicycle Lamp Battery Holder Bag