High Brightness Gem Aluminum Alloy Bicycle Taillight

Product Information:
Color: black/white/blue/red/orange
Specifications: (Bicycle Tail Light)
Length 2.9*Width 2.9"Height 3.5CM
Features: ●High-brightness LED lights
●Rechargeable lithium polymer battery
●USB charging, automatic full charge cut off the system
●4 modes: highlight/50% bright/slow flash/fast flash
●Full power in 2 hours
●Sealed and waterproof
Operation: Grasp the upper and lower sections (screw out counterclockwise), insert the USB charging cable (the built-in LED indicator of the lens turns on), fully charge (the built-in LED indicator of the lens turns off), and the charging time is about 2 hours. battery
Fully enough, unplug the USB charging cable