The chargestand 3000c is a combination desktop charger, stand, and portable battery in one convenient device. The chargestands removable docking system provides both portrait and landscape orientations, allowing full access to your phones applications while charging. Easy to transport, the 3000mAh built-in battery plugs into your phone to receive instant power on the go. Or keep it plugged into a charger or computer for seamless charging via the included chargesync flat Micro USB cable. Works with most cases.