A laptop compute batteries provide a source of electrical energy that supplies needed power to laptop. The laptop battery uses a combination of cells that are electrochemically active. These are naturally transmit electrons from one end of the laptop battery to the other, when these two ends are connected in a circuit. A laptop computer battery can be engineered to be highly portable, like a watch battery, or it can be built to withstand extremes in operating conditions, like a car battery.

Laptop Holders use a cut-to-size polycarbonate plastic base plate attached to a quick release plate with custom bent stainless steel clips at suitable locations. It has rubber feet on the bottom to allow the laptop to sit flat when placed on a table or desk. The laptop is easily removed from the holder when needed by removing the retaining clips. It has adjustable display to the right height and offers a built-in document holder. Each holder requires the use of an external keyboard and mouse.