The lightweight, compact design of this NiteRider headlight doesn&';t take anything away in terms of power. The LED light puts out up to 700 lumens to light your way after dark. Features Gives you more than enough lumens at a light weight-only 82 g Utilizes a custom-engineered collimator lens that distributes a soft, even light beam pattern The lens wraps around the body, providing additional side visibility-a necessity when navigating roadways Easy on/off integrated handlebar strap mount lets you quickly install onto your bike handlebars or other objects with radius Highly durable housing with DupontA(R) fiberglass-reinforced nylon that meets all required FL1 standards for impact testing and dust/water resistance 5 modes-high, medium, low, flash and walk-with run times between 1.75 hrs. and 28 hrs. Maximum 700 lumens can run 1.75 hrs. on high mode or 14 hrs. on flash; walk mode (50 lumens) can run up to 28 hrs. Charge times between 2 hrs. and 3.25 hrs. USB-C rechargeable for convenient on-the-go charging Low battery level indicator Note: he headlight may be shipped in Travel Lock Out Mode to save battery power by preventing the headlight from accidentally turning on while in storage Simply press and hold the power button for 8-10 sec. to lock/unlock