Poweradd 4.2A / 21W Car Charger Adapter with Three USB-port and One Linked Micro USB Cable for iPhone 6 / 6s Plus / 5/6 Plus, iPad Pro/Air 2 / mini 3, Galaxy S6 / S6 Edge and More-White Universal Usage, with 5V and 4.2A(max) output can be used to charge most smart phones, MP3 players, digital cameras, GPS, PDA and more Compact Dimension, small as 1.5 x 1.5 x 4.5 inches, fits nicely into the recess and firmly into the actual power socket, allows for easy carrying Safety Guarantee, intelligent design protects your car and devices against overloading, over-currents and short circuit Charge Most, with three USB-port plus one cable, it can charge four devices at the same time(while others can charge only two or three ) After-sale Service, 24 hours customer service, one month money-back and 24 months limited product warranty