Lightweight, ultra bright and durable.
USB rechargeable with built-in 250mAh battery for convenient and long time to use.
Five modes can be changed according to your different needs.
Waterproof and dustproof, can be used in rainy and foggy days.
Easy to installed, can be mounted on backpack, helmet and bike seat post.
Battery: Built-in 250mAh lithium battery
Product Size: 46 * 40 * 24mm / 1.8 * 1.6 * 0.9in
Product Weight: 30g / 1.1oz
1 * Taillight
1 * Charging Cable
1 * Silicone Fixing Strap
1 * User Manual