The Serfas TSL-550 USB Headlight is a very high powered USB rechargeable at 550 max lumens with multiple run times and patterns! The TSL-550 is a tremendous value at this price level!!! Not only does the light allow you to see whats in front of you but allows you to be seen as well!
- Female Male
- Max Lumens: 550 Interchangeable Lens for Standard or Wide Beam Patterns Run Times and Lumens Per Mode: Overdrive: 2 hours (550 lumens); High: 3 hours and 40 minutes (330 lumens); Medium: 4 hours and 40 minutes (230 lumens); Low: 9 hours and 30 minutes (120 lumens); Flashing: 7 hours Charge Time with USB: 5 hours and 30 minutes Charge Time (wall charger): 4 hours Battery Type: 3300 mAh Replaceable Battery: Yes Mounts Included: Universal Handlebar Mount; Universal Helmet Mount Includes (USB) Charging Cable and Wall Adapter