Tail light Bolt USB charging

Taillight BRN Bolt Led - 30 Lumens
Fixed light and duration: High intensity 100% (1,2h) Average
intensity 50% (2,5h) Normal intensity 30% (3,6h)
Eco intensity 30% (8h)
Flashing/duration: Slow Echo intensity (20h) - Slow
Medium intensity (4h) - Slow High intensity (2,2h) - Fast
Average intensity (9h)
Battery: To lithium polymer 3.7V/330mah