Reliable power can make all the difference when it comes to travel and CPAP therapy. The Medistrom Pilot Flex is a compact, lightweight battery that ensures your machine keeps running whether you’re on the road, in the air, or a power outage at home. It’s easy to carry, works with a variety of CPAP devices, and even has USB ports to keep your phone or tablet charged along the way. Compatible Machines: ResMed: AirMini (AirMini Cable Kit included), AirSense 10 (AirSense 10 DC Output Cable required), AirSense 11 (AirSense 11 Cable Kit required) Philips Respironics: DreamStation 1, DreamStation 2, System One S60 (DreamStation DC Output Cable required) Apex: Apex iCH (Apex Cable Kit required) Löwenstein: Prisma SMART Prisma SMART Cable Kit required)