A Battery Inverter is used to transfer DC power from a battery (preferably a Deep Cycle Battery) to AC power, enabling a battery to power all sorts of devices such as; Radios, TV's, Microwaves, Computers/Laptops and other such devices. With connecting the Inverter to the battery, you can 'plug' in your appliances to the Inverter, giving you portable power wherever you need it. All Battery Sales and Service Online strive to be your source for all your battery and battery related needs, and at our always low and comptitive prices, to save you money as well.