LONGEST LASTING CPAP Battery (K5)-Highest Capacity 297Wh, Power your 12V or 24V CPAP or BiPAP, Compatible with CPAP/BiPAP Such as Philip REMstar System one 60 and 50 series,Resmed Airsense /Aircurve 10,Resmed S9,Dreamstation,HDM Z1, Transcend Mini, Airmini & other 12V,15~18V or 24V Compatible CPAP/BiPAP, Provide Convenient Backup during Power Outages. NOTE:Turn on Humidifier/Heater Will Drive Lots of Current, We Suggest Turn off Heater Humidifier to Prolong Battery Run Time. CPAP User's TRAVEL/CAMPING POWER COHMPANION-It Has 3 DC Outputs 12V5A/15V4A/24V4A which Designed for Devices Such as CPAP/BiPAP,Even You are Out for Tent Camping While you're Away from an Outlet or Stuck in a Power Outage, You Will Still Get Several Nights Charge with This CPAP Power Bank. It has Some Additional Functions such as charge Led Light Bulb/ Led Strip, Fans,Laptops(DC connector/cable not included) & One Fast Charging 5V2.5A USB for 5V USB Powered Device like Smartphone, tablet,etc. PORTABLE&LIGHTWEIGHT: Net Weight about 4.1LB,Size L8.7inch*W2.5inch*H7.9inch.Possibly the Smallest Size for Such High Capacty on the Market. Easy to Carry with the Ergonomic Handle.Good Used for an Emergency , Camping and Traveling. SAFETY GUARANTEED: It Built in Samsung Battery Cell, High Cost and Highly Qualified Battery Cell Ensure its Safety. Battery Management System (BMS) undertakes Over/Low Voltage Control, High/Low Temperature Control,Overcurrent / Shortcircuit Protection and more Advanced safety Operations, Ensuring Complete Protection for You and Your Devices. What You Will Get- 1Pcs* Portable Power Bank(297Wh), 1Pcs* AC Adapter Charger(25.2V/3A), 1Pcs*DC to Airsense/Aircurve 10 Cable, 1Pcs* DC to Dreamstation Cable, 1Pcs* DC to S9 Cable, 1Pcs *Philip System one /HDM Z1 Cable(100cm), 1Pcs* DC Connector for Transcend Mini, One User Manual, One Message Card. We Promise you a Worry-free 12-Month Warranty and Friendly Customer Service.(if you found no proper dc cable/connector for your cpap, pls contact seller for help).