Goodu Waterproof Super Bright 8000Lumen 5x CREE XM-L T6 LED Flashlight Front Bicycle Bike Head Light 4400mAh with Charger + Rechargable battery 3 in 1 Functions: Bicycle light + Head Light + Waterproof Made of CREE XM-L T6 LED, ultra bright. Output brightness comes to max 8000 lumens. 3 switch modes: Strong Brightness, Normal Brightness and Strobe( press button for 3 second). Rechargeable 4400mA battery offers powerful power supply,Aluminum alloy casing,long service life.