Material: Plastic<br />Interface: 3.5mm<br />Lamp beads: 4pcs<br />Built-in battery: 200mAh<br />Charging Display: display lights red when charging, full of light off<br />Note: Product with switch<br /><img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_4.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_5.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/208/521/558521208/img/agdetail.image-gmkt.com/208/521/558521208/img/img6.eachbuyer.com/x9/p100/eb03908_6.jpg" />