Energio 3850mAh Slim External Battery Pack with Built-in Micro-USB Cable and Lightning Adapter for Smartphones - Silver

Energio SLIM comes in a classy aluminium casing which is strong and sturdy integrating style and functionality in one neat package. With the dimensions of 4.21 x 2.64 x 0.33 inches, this portable phone charger is smaller than any cellphone, and it slips easily into the pocket of your skinny jeans without causing any unsightly bulge. Energio SLIM comes with a handy micro-USB charging cable built into it for hassle-charging. When not in use, the charging cable is neatly tucked in on top of the portable charger and is nicely hidden away. That means you don't have to mess around with charging cables that gets tangled up when you are in a hurry to charge your mobile devices. The Energio SLIM is installed with a propriety software that regulates temperature, voltage and current to give your mobile device the fastest charge possible in the safest way. It has a maximum output of 5V/1.5A that gives a faster charge than other portable chargers of similar sizes and battery capacity. Energio SLIM's 3850mAh battery is made of high grade lithium polymer giving you over 500 charge cycles in its lifespan. With Energio SLIM, you can enjoy fast charging in a small package. Energio SLIM are backed up with a one year full warranty. If your Energio SLIM is not working properly, we will replace your defective portable charger with a new working unit.