Ahhmazing Car Charger with Power Bank &ndash; Universal, Portable, Lightweight, Ultra Compact Design, Reliable, Fast Charging, High Capacity, Rechargeable External Battery Backup - Quick, Easy, Convenient - For Ipad, Iphone, Ipod, Android, Samsung, Droid High Quality - Built-in 3,000 mAh Charger with Reliable charges from any vehicle lighter socket/accessory/USB outlet. High Efficiency - Advanced Management Technology - IC module bring 10% more efficiently than the market average product. With Single Port Dynamic Allocation Current (Unique Technology) 2.1A output and 1A input, the charging speed is 50% faster than most battery packs on the market. Shape - It is not just a product. It is a companion that you will use every day. Portable compact lightweight design, easy to hold in your hand and put anywhere your want; Fits easily in a pocket or purse. Perfect for long road trips, flights and daily use. Protection - overshoot, over-discharge, short circuit, over voltage, leakage, current and temperature overloads, and many other protective functions. Compatibility - Compatible with most of the smart phones and tablet's in the market.