This metal case power bank is very slim and light weight. You can carry it in any purse or handbag or even slide it in your pocket to charge your phone. The finish and the look are attractive too. It has 4 light indicators that show the level of charge remaining so that you can manage your devices. There are output and input slots to plug in your devices and there is a power button. The battery is a lithium polymer battery with a capacity of 4000 mAh.
The power bank can be used to charge a variety of devices like smart phones, iPads, MP3 players and cameras as well.