[DETAIL]<br>Rear Bike Tail Light Rear Flashing Light Ultra Bright Bicycle Taillights Rechargeable Night Riding Cycling Safety Warning Lights<br>Specification:<br>Product name:  Rear bike tail light<br>Color: Red / White<br>Material: ABS+PC<br>Lighting modes: 4 modes<br>Battery: Built-in polymer battery<br>Waterproof Grade: IPX4(Please do not soak in water)<br>Charging Time: 3-5 hours<br>Feature: this bike rear light can used for rear bike tail light, head light and helmet light.  we recommend this cycling safety warning light for night riding.<br>Features:<br>1. High-Safety Lighting: The rear LED light offers 4 modes, enhancing visibility during night rides.<br>2. Effortless Installation: Designed with a one-touch mounting/dismounting system, the rear light attaches to the seatpost, and the front light fits handlebars, all without the need for tools.<br>3. Long-Lasting & Rechargeable: Built-in polymer battery can be fully charged in 3-5 hours. With smart full-charge cutoff protection, it supports extended night-time cycling.<br>4. Durable & Weatherproof: Crafted from PC + ABS engineering materials and boasting an IPX4(not soaked in water) waterproof rating, it withstands splashes and various outdoor conditions.<br>FRQ<br>1. What to do when you receive the product?<br>When you receive the product, please fully charge the product before using it. Because the battery will automatically discharge during storage and transportation to protect the battery. So when you receive it, the product may be out of power, so it cannot be turned on and cannot be used.<br>2. How to turn on this product?<br>The product needs to press the power button for around 1-3 seconds to turn it on, and click the power button to switch the mode and shut down.<br><br>[ATTRIBUTES]<br>- Battery Included: Yes<br>- High-concerned chemical: None<br>- Origin: Mainland China<br>- Battery Included: Yes<br>- High-concerned chemical: None<br>- Origin: Mainland China<br>- Material: PC+ABS