... the way and everywhere, where is no electricity ! Simply connect with 12v/24v Battery as in a Car, Motorcycle, Camper or ... . 2. It can also be widely used in the districts with unstable power or supplied power by solar or wind energy ... for household appliances, such as TV, computer, DVD, VCD, satellite receiver, printer, fluorescent lamp, cooler, stereo, fan, electric drill, drill press ...