This Platinet power bank is a high-quality power supply for longer outdoor excursions. It is a portable battery with a high capacity for charging electronic devices such as iPhone, iPad, iPod, smartphones, mobile phones, cameras, camcorders, MP3/MP4 players, GPS devices, and other 5V powered devices. It features a rechargeable lithium-polymer battery with a capacity of 5000 mAh, allowing for multiple charges of your device. The unit has two USB ports: one with 1.0 A and the other with 2.1 A for charging iPhone, iPad, iPod, and other devices that require more power. You can charge this power bank via the USB port (for example, from a computer) and from the mains using the power adapter. The power bank also includes a 4-LED battery level indicator.