... led 4,Easy change battery High flexible water-resistant silicone bicycle light1.high flexible waterproof silicone ... work safely 1)The external layer covered with water-resistant,flexible silion body,silicone,steady,durable,high tension ... bicycle handle, seatpost, helmet, wheel, bag and so on.3)Mounted on the ahead of ... be used as tail light alert5) One-Touch switch design,easy to use6) 3 change modes: ...