Features:
– Auto Brake Sensing technology for enhanced safety
– Manual & Auto Modes for convenience
– 6 Light Modes including constant on, flashing, and rhythmic options
– Light Sensor and Motion Sensor for automatic on/off functionality
– Durable battery with charge indicator
– Waterproof design (IPX5) for all-weather use

Specifications:
– Type: Tail Light
– Mounting Placement: Seatpost
– Power Supply: Battery
– Install Method: Saddle / Seatpost
– Weight: Approx. 55g (including holder)
– Physical Size: 40*34*34 mm
– Output: 40 Lumen
– Smart Sensor: Brake/Motion/Light Sensing
– Battery: 420mAh Li-ion rechargeable battery
– Battery Voltage: 3.7V
– Charge Input: 5V-340mA
– Material: Al-alloy/ABS/PC/PA66

Package Includes:
– Bicycle Smart Auto Brake Sensing Light
– Charging Cable

Stay safe on the road with this innovative bike brake light. Automatically switch between modes, enjoy various light settings, and benefit from smart sensors for a hassle-free experience. Waterproof and lightweight, this taillight is a must-have for every cyclist.