- Dual-row, high-efficiency COB LEDs with max 50-lumen output
- Specifically designed lens provides rear and side visibility
- Sensitive touchpad switches modes easily and promptly
- Pulse flashing mode for group rides is easy on the eyes of riders behind you
- Quick-release design, compatible with round and aero seatposts
- Convenient Micro USB charging port
- 800mAh/3.7V rechargeable lithium-ion battery
- Dimensions: 65 x 35 x 19mm