Product Review

FEATURES of the Serfas TSL-350 USB Headlight 350 Lumens USB Quick Charge in 3.5 Hours Included USB Charging Cable and Wall Adapter Compatible with BAT-ADT for up to 4x Longer Runtimes Interchagable Lens for Standard or Wide Beam Patterns Includes Quick Realease Handle Bar and Helmet Mount Modes: Overdrive, High, Medium, Low, and Flash User Replaceable 3300 mAh Li-Ion Battery SPECIFICATIONS of the Serfas TSL-350 USB Headlight Weight: 235 Grams with Bracket Run Time: 350 Lumens- 3.5 Hours, 80 Lumens-18 Hours