This product has a small size, which is suitable for users to DIY.If it is combined with a 12-volt power adapter, it can be used for daily quick charging and storage at the same timeBatteries, solar panels, dc generators and other power supply!Outdoor/car/power failure and other occasions under the good helper!This is the mobile phone charger and charger bao can not do!Have a home, more than a charge more assured!1. Wide supply voltage :6V to 35V2, high performance input anti-reverse connection: a special MOS tube to do anti-reverse connection, although the cost is high, but the effect is far beyond the diode, not hot!Novice DIY also need not worry about the back burn!3.Quick charge status indicator: blue light is output indicator, red light is quick charge status indicator!Material: PC+Metalcolour: As shownPackage Contents:1 x Quick Charge Adapter(SW 3518)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.