Rely on Serfas' TSL-200 Headlight to get you home. Its Cree LEDs provide 200 lumens of light in one compact package. And, the four different modes are powered by a long-lasting, rechargeable lithium-ion battery that is built into the light body. With the included USB cable, you can conveniently recharge your light right at your computer. It also includes a quick-release handlebar mount and is compatible with Serfas' Universal Helmet Bracket (sold separately).