RioRand 2800 Lumen 5xCREE XM-L T6 LED Gray Bicycle Light Headlight Charger Set Powered by RioRand advanced technology RioRand 4 Mode 1200 Lumen CREE XML T6 Bulb LED Bicycle bike HeadLight Lamp Flashlight Light Headlamp Made of CREE XM-L T6 LED, ultra bright 4 switch modes: Strong Brightness, Normal Brightness, Weak Brightness and Strobe( press button for 3 second) Rechargeable 4400mA battery offers powerful power supply,Aluminum alloy casing, waterproof design, long service life