USB Rechargeable 5 Modes Control Rear Bike Lights

Mode Selection: 5 kinds of light mode selection. -button switch, five different light modes can be provided according to your preferences: always on-slow flashing-jumping flashing-marquee-SOS
Rechargeable and Durable: A USB cable is included, which can be charged from your computer, wall charger, mobile power bank, or other USB ports. Fully charged for about 3 hours, and can work for about 6-7 hours in different modes.
Easy Installation and Rainproof: Unscrew and fit the seat post tightly in a few seconds. IP65 rainproof, even in heavy rain, water spray from any direction will not enter the light.
Multi-purpose Usages: Suitable for road bikes, mountain bikes, hybrid vehicles, and can also be used as helmet lights, backpack lights, wheelchair lights, scooter lights or SOS lights.
COB Lamp Beads: With 5 COB lamp beads, it is eye-catching and more visible to other road users, ensuring safe riding at night.