Dany is always been providing us innovative and updated technological devices. They always care about their customer's need. Dany introduces car charger so, you can connect your phone or tablet and charge your phones while traveling. To charge your device simply plug in your the USB cable that comes with your device into the charger. the cable is not included in this PD-110. It's works amazingly fast and charge your device iPhone, iPod, android. It has single USB ports. Input voltage DC 12-24 V AND output voltage DC 5V/2.1 A. it has also green light that shows the power is on.