Small but mighty, this NiteRider headlight delivers up to 1,150 lumens to help your safely navigate your ride. It&';s easy to mount and remove from your handlebars, thanks to its quick-release tab. Features Features all the power in a lightweight package to meet the needs of riders in all cycling categories 5 modes-high, medium, low, flash and walk-with run times from 2 to 60 hrs. Maximum 1,150 lumens can run 2 hrs. on high mode or 13 hrs. on flash; walk mode (20 lumens) can run up to 60 hrs. Compact profile and high output make it ideal for helmet-mounted applications (helmet mount not included); or, use it handheld in walk mode Includes handlebar mount that fits up to 35 mm with quick-release tab; this helps prevent theft by allowing convenient removal and installation of the headlight Rechargeable via USB-C Low battery indicator Headlight and handlebar mount weigh a total of 130 g Note: This headlight is shipped from the factory in Travel Lock Out Mode to save battery power by preventing the head light from accidentally turning on while in storage Simply press and hold power button 8-10 sec. to lock/unlock