Ultrablinker Blink-ē light
Light color：White (front) | Red (rear)
Work time : about 8 hours to about 20 hours
Power : about 20 lumen
Light modes : steady, flash
USB chargeable (about 2 hours)
Outer diameter：about 3cm
Come with M5, M6 bolts
2 hrs to fully charge. USB chargeable.
Way simple, and looks great! YOU look great, BTW.