7 colors combinationColor: black， red， orange， purple， blue， green， light green? Switch in the tail part? With keychain? Daily waterproof， protect against splashing water， but can not immersed in water.For the first time， please remove the plastic insulation sheet on the battery&nbsp;<br /><img src="http://img6.eachbuyer.com/x9/p100/bl950_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_8.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/bl950_9.jpg" />