Superb Deal - Mains to USB and a separate 12V (or 24V) car cigar to USB unit. Use for charging or powering your USB equipment at home or work or in the car and is ideal for travelling etc. Great low twin pack price, supplied in a white box saving everyone money !
Compatible with a whole range of USB chargeable devices, including iPhone4
Car unit works from your cars 12 or 24V power supply. Plugs into cigar lighter or power outlet socket.
Us the car adaptor with the Belkin Hi-Speed 2.0 Micro USB Cable, USB A to Micro B, 1.8m £1.99 @ Amazon (see my link to other post) and you should see full 1amp charging when using the OSF for GPS in your car, rather than the trickle charge you usually get when connected via USB.
Thanks to shpal on Modaco for the info.