USB STYLE as below:

SAFFETY WARNING TAILLIGHT-As a bicycle safety warning light,it is bright, compact, easy to carry, and most importantly, not expensive, very worth buying

USB RECHARGEABLE AND SAVE YOUR MONEY – Never Waste Your Money on Batteries again! Save the Hassle to Replace Batteries Every Week! They charge from your computer or any device with a USB port.

EASY TO INSTALL AND REMOVE - Leave your screwdrivers in the toolbox, and detaches in under 2 seconds with NO tools required. Can be mounted almost anywhere.

WATERPROOF AND SHOCK RESISTANT:IPX4 Waterproof grade

Suitable for the professional or casual bicycle rider.

Specifications:

High quality

The New Flash Mode

Four Kinds Of Flash Modes ,Smooth Design ,Waterproof Seal,Easy To Install,Fits all bicycles.

USB Charging sets of lights composition: 5 LED

Light color: Red,White, blue

Material: Plastic housing

Mode: 4 modes

Brightness:15 lumens

Waterproof:Yes

Running time

Always light: 4 Hours

Strobe: 8 Hours

Slow: 10 Hours

Fast: 12 Hours

Charging time:Approx2 hours

Package included:

1 x Light

1 x USB Charging Cable

2 x Rubber Straps