Aquarius Powerful & 4-Port Universal USB Car Charger Black/WhiteSmart Identify Technology: Detects your device automatically to deliver its fastest possible charge speed up to 2.4 amps per port or 9.6 amps overall Incredibly Powerful: 50 watts of power lets you charge up to four tablets, smartphones, or other devices at full speed simultaneously, share the charging ports with your family or friends conveniently. More charging ports, More freedomSafety: Premium construction and circuitry with CE, FCC & RoHS certification protect you and your device. 12 / 24-volt input compatible with most vehiclesSleek Design: The car Charger is beautifully designed with smooth contours and bold black and white color with Silver Trim to match every performance car interiorQuality Construction: 4-port car charger is made of top-grade plastic, circuitry. Specially designed cowling to keep temperatures low thus ensuring stable working conditions, a long lifespanSafety Comes as Standard: A professional fail-safe system makes them the market leaders with an extensive array of safety features to keep you and your devices safe - wherever you use them.The LED indicator: The LED indicator, meanwhile, lets you tell at a glance whether the charger is successfully connected to a power source or not, so you can charge your devices whenever you want.For Optimal Use:Use your original cable or a third-party certified one (such as MFi).Compatible with iOS and Android smartphones, tablets (including the Nexus 7), and other USB-charged devices except for the iPod nano, iPod Classic, HP TouchPad, LG G2, and Asus tablets.