Serfas True 1000 Lumen Bicycle Head Light/Taillight TSL T1000

Sure to dazzle every night riding MTB rider, with thunderous good reason!!! The TSL T1000 is a standout for its super light weight and compact head due to its CNCaluminum construction. What truly sets this 1000 lumen headlight apart from the competition Integrated into the small battery pack is our award winning Thunderbolt taillight 35 lumens, where you can strap it up to your seatpost for practicallity or facing down on your toptube to be unique. Other features include a USB outlet integrated into the battery pack for on the go accessories charging. Run Time: HEADLIGHT Only: Overdrive: 2 hours 1000 lumens High: 3 hours and 10 minutes 650 lumens Medium: 4 hours and 15 minutes Flashing: 10 hours and 15 minutes. TAILLIGHT only: High Flash: 67 hours and 50 minutes Low Flash: 108 hours 20 lumens High Solid: 24 hours and 25 minutes 35 lumens Standard Solid: 68 hours 20 lumens Low Solid: 98 hours 10 lumens: HEAD and TAIL both on: Solid High: 2 hours and 5 minutes Solid Low: 17 hours and 30 minutes