1.Credit card size, low profiles, thickness only2.96CM, most slim than others design.
2.Swappable 1700mA Li-iON battery available off-line charging.
3.Blue indication, easy identify power on.
4.6.3A fuse inside, tool-less remove design.
5.Exter protect cover, more safe
6.Intergarade USB power, it supply laptop adapter and charging mobile same time.
7.USB output,supports 1A fast charging for iphone,ipad and Android smart phone.As well as charging for other USB devices.
8.CAP supports over 150 countries worldwide.