Use the Shielded DC Cord for PR System One 60 Series Machines to connect PR System One 60 Series machines to a 12 Volt battery source. The connection peg attaches to the 60 Series machine and the other end plugs into a socket such as a power/cigarette lighter outlet.
>IMPORTANT COMPATIBILITY NOTE: This cord works ONLY with PR System One 60 Series machines. It is NOT compatible with any other machines made by Philips Respironics, such as the DreamStation Series.
Here's a list of compatible machines: