• USB charging
• IPX2 waterproof
• Shell Material: Waterproof ABS
• Charging time: about 2 hours
• Working Time: 3-6 hours according to different using mode
• Easy to install, suitable for many sizes of handle-bars or seat-post
• 5 lighting modes style: Strong light, Weak Light, Flashing, warning lights, 100% lighting(as working video showing)
• 4 lighting modes style: Strong light, Weak Light, Flashing, warning lights (as working video showing)

How to use it?

Open: click 1 time (0.5 second)

Close: 5 lighting modes style need press 3 seconds. 4 lighting modes style just need to press for 1 second. 

• Mounting Placement: Seat-post 

• Power Supply: USB

• Waterproof: IPX2 waterproof bicycle accessories