For Magellan Roadmate 1340 1340T 1340LM 1340MU / 3045 3045LM / 5045 SG / 5120 / 5175 5175T 5175LM GPS Life-Tech Dual USB Car Charger w/ Data Cable Dual 2-Ports USB sockets allow you to charge 2 devices at once Output: 5V-3100mA Output Charge most devices that use a USB charging cable, (GPS, iPod, iPhone, cell phone, MP3, PDA, Blackberry etc..)) IC Chip recognizes a full battery & automatically switches to saver mode Elimate excessive space by bulky charger with this slim and compact usb charger