This 3-port USB car charger kit includes 0.5meter USB power cable with mini-B and micro-B for charging smartphones, GPS and MP3 players. Features built-in over-current protection with LED status light. FCC, CE, e-Mark and RoHS compliant. (Connectors: 3 USB A Female / Input Voltage: 12-24vDC / Output Voltage: 5vDC 3.1Amp Combine)