• 【Intelligent Brake Sensing】Automatically brightens when braking, enhancing safety during night rides.

• 【Vibration Detection】Activates upon sensing bike movement, conserving battery when stationary.

• 【Long-lasting Battery】400mAh capacity ensures extended use for multiple rides without frequent charging.

• 【Versatile Lighting Modes】Four modes including continuous flash, breathing light, quick flash, and steady light for various riding conditions.

• 【High Visibility】High-brightness LED beads provide a visible range of 50-100 meters for maximum safety.

• 【Weather-Resistant Design】IPX5 waterproof rating protects against rain and splashes.

• 【Durable Construction】Aluminum alloy material ensures longevity and withstands daily use.

Specifications:

• Size: 39*21mm
• Battery capacity: 400mAh
• Lighting range: 50-100M