Serfas Thunderbolt USB Rear Light - USB
| Availability: | In stock (3) |
• Single Strip high power LED w/ USB
• Integrated Li-ion rechargeable battery
• Up to 5.5 hrs of runtime
• Taillight visibility: 0.5 km’s
• Modes: High, Low, & 2 Flash modes
• Integrated USB plug
• Quick release rubber strap
• Available in 4 exciting colours