Product Introduction
* Light output: 4000 MCD LED
* Recharging: charge via concealable USB plug for 2.5 hrs.
* Runtime (hr.): High-2.5 hrs.；Steady-5hrs.； Flash-25hrs.; Cycle Flash-5hrs.；Breath-5hrs.
* Mounting: use three different sizes of rubber bands.
The biggest -Φ35mm-Φ50mm
Middle -Φ28mm-Φ35mm
The smallest -Φ18mm-Φ28mm
* A rubber pad included for aero seatpost.
* Size : W23 x D31 x H68 mm
* Weight: 21g
