... ° still can work safely 1)The external layer covered with water-resistant,flexible silion body,silicone,steady,durable,high tension stress2)multifunction ... -It can be mounted on bicycle handle, seatpost, helmet, wheel, bag and so on.3)Mounted on the ahead of safety ... up to more than 600 meters10)Suitable to emergency light,outdoor activities in the night,mountain-climbing light,bicycle light Update ...