• Serfas' Most Popular Combo Kit
• Headlight: 120 Lumens*
• Tail Light: 50 Lumens*
• Auto Safe Mode Extends Runtime An Additional 45 Minutes
• USB Rechargeable

Thunderbolt 2.0 Headlight:
• Solid Modes: High (60 Lumens): 1.5 hrs, Medium (40 Lumens): 2.5 hrs, Low (20 Lumens): 5.5 hrs
• Flash Modes: *Daytime Flash (120 Lumens): 23 hrs, High Flash Slow (60 Lumens): 12 hrs, High Flash Fast (60 Lumens): 7.5 hrs, Low Flash (25 Lumens): 18.5 hrs, Auto Safe Mode Extends Runtime an Additional 45 Minutes
• Weight: 40 Grams with Bracket
• User Replaceable Battery: Lithium Polymer, 500 mAh

Thunderbolt 2.0 Tail Light
• Solid Modes: High (25 Lumens): 1.5 hrs, Medium (15 Lumens): 2.25 hrs, Low (10 Lumens): 5.5 hrs
• Flash Modes: *Daytime Flash (50 Lumens): 19.5 hrs, High Flash Slow (25 Lumens): 9.5 hrs, High Flash Fast (25 Lumens): 5 hrs, Low Flash (10 Lumens): 13 hrs, Auto Safe Mode Extends Runtime an Additional 45 mins
• Weight: 40 Grams with Bracket
• Battery: 500 mAh Lithium Polymer

Brand: Serfas