• 【Long Battery Life】 Powered by a replaceable CR2450 button battery, offering up to 197 hours of continuous use, eliminating frequent charging hassles.
• 【Smart Motion Sensing】 Built-in vibration sensor automatically turns off the light after 30 seconds of inactivity and reactivates with a gentle touch.
• 【Intelligent Brake Detection】 Automatically brightens when braking is detected, enhancing riding safety.
• 【Versatile Mounting Options】 Two mounting styles available to accommodate different bicycle types and preferences.
• 【Compact and Lightweight】 Weighing approximately 28g (including bracket), this mini intelligent taillight is easy to carry and install.

Specifications:

• Material: PC shell
• Battery: 1x CR2450 button battery
• Weight: Approx. 28g (including bracket)
• Features: Motion sensing, brake detection, automatic shutdown
• Operating Time: Up to 197 hours