The APS 1000 can be used to operate a wide range of small electrical devices such as pocket computers, digital cameras, measuring devices, MP3 players and CD players. For the best compatibility with many different devices, this universal power supply comes with a seven-piece plug set. The standard jack and hollow plugs included ensure good contact. The output voltage can be set using a rotary switch on the back of the power supply. The APS 1000 is short-circuit proof, voltage stabilized and suitable for consumers with a maximum output of 1 A/12 W.