You can plug this Mobile DC Power Converter to sources like the cigarette style power outlets found in most vehicles to easily operate and power ResMed's AirSense 10, AirStart 10 & AirCurve 10 CPAP machines. It includes a DC Adapter Cable with alligator clips for connecting your sleep therapy device directly to an external battery. Details Product Details Compatibility The DC Cable is designed to work perfectly with this machines: All AirSense 10 CPAP Machines (AirSense 10, AirSense 10 Elite, AirSense 10 AutoSet, AirSense 10 AutoSet for Her, etc.) All AirStart 10 CPAP Machines All AirCurve 10 BiLevel Machines (AirCurve 10 S, AirCurve 10 ST, AirCurve 10 VAuto, AirCurve 10 ASV, etc.) Usage Information This is the only DC Cord that should be used with ResMed's AirSense 10, AirStart 10 & AirCurve 10 sleep therapy devices. Using a non-ResMed DC Converter with your ResMed CPAP or BiLevel machine may damage the device. This cord will not work with ResMed Power Station (RPS) II Battery Packs; but a DC Cable for use with those battery packs is available separately. For complete instructions review the documentation that came with your equipment. Specifications Product Specifications Manufacturer: ResMed GTIN/UPC Code: 00619498372973 HCPCS Code: E1399 Warranty: 2 Year - Review manufacturer's documentation for full warranty details. Color: Black Materials: Not Made with Natural Rubber Latex Power Specifications DC Power Supply Size: 6.5 x 2.5 x 1.5 Inches (Approx) DC Power Supply Weight: 1.6875 Pounds (Approx) DC Power Cord Length: 9 Feet 5 Inches (Approx) DC Power Cord Fuses: 20 Amp DC Power Input 12 Volts or 24 Volts DC Power Consumption: 51 Watts Typical; 106 Watts Peak