Built-in large capacity rechargeable lithium battery (8000mAh), The console for the iPad provides the most about 5 hours of battery life use of time. IPad original AC adapter with the battery pack charging to the saturation takes about 4 hours. With 4 LED battery indicator and a battery test switch, real-time check the battery pack power, use more convenient. With 1pc Big 4pin turn the small 5pin usb adapters. With 2pcs rubber mats, in the use of iPad2 console, the need to install the product inside of the rubber pad to ensure the assembly of stable, see instructions in the assembly location of the schematic