Portable and durable, easy to carry, lightweight. When you brake, the light will turn on (without on/off switch button). With ultra brightness red LED light. Water Resistant: waterproof design, circuit with special treatment, normal use on a rainy day. Warning behind vehicles keep safe distance. Easy to install. Perfect accessory for outdoor biking or hiking.

Say goodbye to risky rides and get safer rides with our best bike tail light! It is a USB rechargeable tail light. Automatically filled with a system power outage Soft…