Cycling Equipment Bicycle Intelligent Sensor Brake Light

Product information: Name: intelligent induction taillight Charging: 2.2H Battery: 420mAh Size: as shown in the picture Voltage: 3.7V Weight about: 87g Waterproof: IPX6 Material: ABS+PC Color: taillight (with 2 kinds of base) Installation seat pole installation / seat bow installation (need to be spaced 47-54mm) Packing list: Brake Light*1