silicone LED bike light: 1,High-quality and waterproof 2,Fashion design,can be changeable 3,Cheap price and ... easy to use Waterproof silicone LED bike light Specifications: 1,Product Size(mm): 45 ... LED brightness :10000-12000MCD4,Power:2x CR2032 3V battery 5,Switch: push button on/off 6,Led life :100 000hours7,Material: PP+siliconeFeatures ...