From the Manufacturer
The Magellan Meridian external power cable with cigarette lighter adapter provides your Magellan SporTrak or Magellan Meridian GPS receiver with a steady power supply, so you never have to worry about dead batteries again. The in-line adapter can handle a variable DC power input of [...]

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Buy Magellan 980827, 12V Cigarette Lighter Adapter For Maestro 3100 at Amazon

Garmin compatible Nuvi GPS 200 200W 250 250W 260 350 360 370 650 660 670 680 750 760 770 780 GPS receivers, Mio C220 C230 C520 H610 C720T, Magellan 3200 3250 4250, TomTom One OneXL, Go 720 920T 12-30V DC Power Cigarette Lighter Adapter
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Buy Gilsson 12V Cigarette Lighter Adapter [...]

This cigarette lighter adapter works with Garmin nüvi, StreetPilot, and zūmo GPS receivers. Comparable to Garmin’s car adapters, it will power and charge your Garmin GPS while you navigate. Utilizing a proprietary 18-pin connector that connects either directly to the GPS or through the Garmin cradle, this cable is guranteed to be 100% [...]

This Gilsson Cigarette Lighter Adapter is designed to POWER and CHARGE your Motorola Razr, Blackberry, Garmin 200 200W 250 260 265T 270 275T 350 360 660 670 680 750 760 770, Magellan Roadmate 1200, Magellan Maestro 3200 3250 4250, TomTom One 3rd Edition, Go 720, Go 920T and any other GPS or portable [...]

I’m thinking of buying a gps navigator and my car doesn’t have a way to charge it. I don’t see AC chargers on the advertisements.

This Gilsson Cigarette Lighter Adapter is designed to POWER and CHARGE your TomTom One 125 125S 130 130S 330 330S, Go 720, Go 920 (930, 920T), Go 920T, ONE 3rd Edition GPS Navigator/Receiver, or Motorola Razr, Blackberry, Garmin 200 200W 250 260 270 350 360 660 670 680 750 760 770, Magellan Roadmate [...]

Save batteries and power your Magellan RoadMate from your car! Power your GPS from the standard 12 volt cigarette lighter receptacle with this cigarette power cable.This cable is designed for the following systems:Magellan RoadMate 300, 360;Magellan RoadMate 500, 500 Plus;Magellan RoadMate 700, 760.For a complete compatibility list please refer to the original manufacturer’s [...]

Save batteries and power your Magellan RoadMate from your car! Power your GPS from the standard 12 volt cigarette lighter receptacle with this cigarette power cable.This cable is designed for the following systems:Magellan RoadMate 300, 360;Magellan RoadMate 500, 500 Plus;Magellan RoadMate 700, 760.For a complete compatibility list please refer to the original manufacturer’s [...]

My vehicle does not have a cigarette lighter outlet to plug into, and I need to charge a gps tom tom while I am on the road what do I do? Sure I could always charge from my usb port but the battery will eventually wear out and I take long road trips. [...]