Does what it should and is very convenient.
PowerGen Dual USB Car Adapter 2 USB ports with 3.6 Amp 18W Car charger / car charger for Apple iPhone, iPad, iPod, Android Phones, MP3, MP4, GPS, Google Nexus 4,7,10, and more devices (USB cable not supplied) - white (Wireless Phone Accessory) 5
PowerGen Dual USB Car Adapter 2 USB ports with 3.6 Amp 18W Car charger / car charger for Apple iPhone, iPad, iPod, Android Phones, MP3, MP4, GPS, Google Nexus 4,7,10, and more devices (USB cable not supplied) - white (Wireless Phone Accessory)
Does concrete problems in an older Peugeot 307. At the "Apple" input was a "non-Apple" - Falk Navi, the "non-Apple" input a Google Nexus 7. Both units were in and were supplied with enough power that they have not discharged.