The Pilot-24 Lite is a revolutionary CPAP & BiLevel power solution combining an ultra-portable travel battery with a backup power supply so you can be sure to have power at home or on the road whenever you need it. The Pilot-24 Lite will provide 1-2 nights of power to AirSense 11, AirSense 10, AirCurve 10, S9, AirMini, Luna II, Luna G3, DreamStation Go Sleep Therapy Devices. As an added bonus Pilot-24 Lite has a built in USB port for charging phones, or other small electronics, and a handy integrated flashlight too!