The Lumo 1 is fi’zi:k’s neat, lightweight, aerodynamic red rear light that sits along the rear of the seat post for maximum rear visibility and minimum intrusion for rider. It has a high-power Li-Polymer Battery that can be recharged anywhere via a USB cable.
Lumo 1 features four light modes including full-on steady and different flashing patterns, along with a white courtesy light feature, ideal for after-dark stops or repairs.
Lumo 1 can be mounted direct to your fi’zi:k saddle using the Integrated Clip System or attached to any seatpost using the strap provided.

Specifications 

Color: Black
Lumens: 17 
Battery: Li-Polymer battery
Battery life: 180 minutes (high mode)
Light: red, 4 modes
White courtesy light feature
USB rechargeable
System: Integrated Clip System and seatpost compatible

SKU:BLF3A00000