Laptop keyboards often do not have a numpad, but may provide numpad input by holding a modifier key typically labelled "Fn" and operating keys on the standard keyboard. Pointing device. Full-size keyboard. IOS on Apple devices, Android for mobile devices. Drivers included. Battery technology The type of battery in the device, e. Lithium-Ion Li-Ion. Number of battery cells. Battery capacity A measure of the charge stored by the battery. Determined by the mass of active material contained in the battery.[…]