Waterproof Bike Light with Rear Tail Helmet Red Flash Lights

100% brand new and high quality
Easy to install
Compact, convenient to carry
Strong brightness, a great accessory to ensure your safety when riding at night
3 modes of light: Full light, Slow flash and quick flash.
Powered by: 2 x CR2032 batteries (NOT included)
Diameter of lamp holder: 2cm
Length of silicone belt: 9.8 cm
Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.