Look no further. Amazing product quality, that's solidly built. Best of all, its very affordable price. Buy instantly.<br />Input: 12V DC(MAX)<br />Output: 4.2V DC<br />Output current: 3A (MAX)<br />Max. power: 15W<br />Dimension: 5.5 x 3 x 2.5 cm<br />1 x Waterproof Power Supply Module<br /><img src="//agdetail.image-gmkt.com/m430/809/916/599916809/img/agdetail.image-gmkt.com/809/916/599916809/img/img6.eachbuyer.com/x21/p41/bc343_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/809/916/599916809/img/agdetail.image-gmkt.com/809/916/599916809/img/img6.eachbuyer.com/x21/p41/bc343_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/809/916/599916809/img/agdetail.image-gmkt.com/809/916/599916809/img/img6.eachbuyer.com/x21/p41/bc343_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/809/916/599916809/img/agdetail.image-gmkt.com/809/916/599916809/img/img6.eachbuyer.com/x21/p41/bc343_4.jpg" />