... changeable 3,Cheap price and easy to use Waterproof silicone LED bike light Specifications: 1,Product Size(mm): ... 145(L)*110(D)*30(H)3,Super bright LED brightness :10000-12000MCD4,Power:2x CR2032 3V battery ... 5,Switch: push button on/off 6,Led life :100 000hours7,Material: PP+siliconeFeatures:1, ... contact us. Mobile: 0086 13790926518 Skype:Linda27877 Waterproof silicone LED bike light