Model of LED: 5x CREE XM-L T6 LEDMax Output：8000 lumens100% Waterproof designMaterial:Aluminum，3 switch Mode: High//low/ Flashing/Low Power Warning:Low Power Red light WarningModel of Battery required: 1 x 8.4v Battery Pack(not include)LED Life Span: around 50，000 hoursColor :GrayDimension : around 52mmWeight : 160g Package Content 100% Brand New 1 x 5x CREE XM-L T6 LED 8000LM Bicycle Light (not include battery and charger) 2 x Rubber ring for installation