i am an on the road driver and need a portable battery power charger(no solar charger) to charge my gps while i drive.I cant bring a laptop so i need something i can put batteries in and plug to gps.Some of the cell phone chargers are not poerful enough.Thnx for any help
Any vehicle should have a 12V power outlet, and any navigation type GPS should have a 12V charger/supply. If there is no 12V outlet, you can get totable 12V power packs which have 12V outlets on them.
