ENFITNIX Xlite100 Bike Tail Light,Smart Brake Sensor Ultra Bright LED Bicycle Rear Light, Auto On/Off USB-C Rechargeable IPX6 Waterproof Cycling Accessories Warning Light.

The XLite100 features brake sensing and automatic on/off functions, using a high-brightness COB LED. It offers over 20 hours of battery life and supports USB-C charging. The tail light automatically turns on in low light or at night, without manual intervention. In Auto mode, the light will turn off after 15 seconds of inactivity and will light up again when motion is detected. Two mounting options are available for easy and convenient rotational installation.

• [Smart Braking/Automatic Detection] The XLite100 bike light integrates an ANALOG DEVICE high-sensitivity accelerometer and an ST high-performance processor, combined with triple digital filtering technology. It accurately detects braking actions even on bumpy roads. Upon sensing braking, it automatically switches to brake light mode, alerting riders behind and enhancing safety. The light also detects ambient brightness and riding motion, automatically turning the light on or off.
• [Special Feature]Slope Adaptive Technology When entering a slope or if the saddle mounting angle is not level, the XLite100 taillight automatically adjusts the gravity angle to ensure correct deceleration detection.
• [Battery and Modes] The XLite100 tail light features a 420mAh rechargeable battery with a usage time of 8-20 hours. It supports USB-C charging and has a visibility range of 200 meters. Three lighting modes are available: constant on, breathing light, and flashing light. A single click switches between modes, and a full charge takes approximately 2 hours.
• [Easy Installation and Durability] The XLite100 tail light offers two mounting options: saddle and handlebar brackets. It features a rotational mounting system, making installation quick and easy. The body is made of durable aluminum alloy, ensuring long-lasting performance. With an IPX6 waterproof rating, it is built to withstand harsh conditions. Weighing only 29.2g, it has a lightweight design.
• [What You Will Receive] 1 x XLite100 bike rear light 1 x USB-C data cable 1 x Seat post bracket or 1 x Saddle bracket 1 x User manual ENFITNIX offers a 12-month product protection plan and guarantees free returns and exchanges within 30 days of purchase. If you have any questions, please feel free to contact us. We are committed to providing you with excellent customer support and service.