Fast charging speed and low power consumption. Compact size and lightweight dual USB aux cigarette lighter safely and speedily charges your device. Dual USB interface charges two devices simultaneously.Use your car to charge any devices (digital cameras, PDAs, mobile phones, USB accessories and more) that can rely on USB for power! This adapter plugs into your car's cigarette lighter jack to become a powered USB port.
Universal dual 2 port USB car charger adapter.
Charge two USB devices in your car at the same time.
With IC Chip, it can recognize a full battery and automatically switch to saver mode
Circuit board designed to protect your USB from short circuits.
Fit electronic appliances that use a USB charging cable.
Especially fit for Apple iPad, iPhone, iPhone 3G, iPhone 3GS, iPhone 4, iPod.
Input: 12-24V DC.
Total USB output: DC 5V 2.1A there are some inferior units online that are only 0.5 A