Smart rear light for bicycle with excellent features from XOSS XR PRO version works up to 90 hours

Backlight for bicycle with smart sensor characterized by: 1/ Estimating appropriate light brightness according to the surrounding environment 2/ Brightening with light when using the brakes 3/ Pausing temporarily if you stop moving the bicycle or forget to turn it off after 30 seconds of stopping, which contributes to increasing battery life and long operating time. *Supports 4 operating modes and 3 brightness levels. Charging port type C Battery size MAh 300 Made of aluminum alloys Water-resistant according to IPX6 standard Charging time: about 1 hour. Operating time: from 31 to 90 hours depending on the power of the operating mode. Standby time without turning off: 3 months. Weight: 28 grams Withstands temperatures from -10 to 60 degrees Celsius Please use the included charging cable for charging, otherwise it may cause damage to the lights.