Rear Bike Light, Powerful LED USB Rechargeable Bicycle Backlight Waterproof Taillight Combinations for Bike Warning Helmet Safety Lamp

MULTIFUNCTIONAL SAFETY LIGHT : Easy to install. Lightweight and durable bike tail light that can be mounted on all bicycles, kids bikes, adult bikes, handlebars, seat posts, dog collars or anywhere. It can also be used as helmet light, backpack light, warning light, etc.

SET YOUR OWN LIGHTING MODES : 5 lighting mode options: High LED, Low LED, Red-Blue SMD Strobe, High White SMD, Low White SMD. You can change modes according to your needs and different occasions to get the best lighting experience

NO BATTERIES NEEDED : Built-in USB charging port for this bike tail light (USB cable included). Please charge it when the indicator light is red. It will turn green once fully charged

MORE THAN A BIKE LIGHT : The rear light is made of a water-resistant material rated IPX3 to ensure safe use in heavy rain, also pleasant as a safety warning