This bike light is versatile enough for cycling, hiking, camping, or any outdoor activity. This is great for cycling at night or in places where visibility and safety are concern.Name: Bicycle taillightsProduct color: blackWaterproof Level: IPX4Red Alarming Light Brightness: 85 lumenRear Light Battery Capacity: 2200mAhRear Light Charging Time: 3.5 hour normal charging timeRear Light Size: 14*11*7cmRear Light Weight: 125gPacking list:Bicycle taillights * 1Your arrival is my honor, Our products undergo a rigorous quality inspection, please rest assured to buy, If you have any questions, feel free to contact us and we will provide you with the best service.