KFD products are UL / CE / FCC / RoHS certified, UL LISTED: Tested, Approved and Certified by UL. UL number is unique. UL testing is authorized by OSHA - US Federal Agency ; tested by the manufacturer to match and / or exceed the OEM specifications Warranty: 30 Days Free Exchange /36 Months Warranty; This adapters was made with the highest quality materials.V-0 grade flame retardant,OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)100% compatibility with the original,more safety than other adapter Input: 100-240V 50-60Hz Output:12V 6.67A 80W(5A/ 4.16A Compatible) ; --Please confirm the specifications and plug size before purchasing!If you can't make sure,pls feel free to contact us Compatibility:Philips Respironics PR CPAP BiPAP ASV DreamStation Dream Station System One REMstar Pro DOM REF 460P REMstar REF 1091399 1118499 Delta MDS-080AAS12 A MDS-080AAS12A IP22 12V 6.67A 12 V 6.67 A 80 W 12VDC 6670mA 80 Watts Power Supply; Philips Respironics 1120136 65W 65 Watt DreamStation Dream Station PAP Machine;Philips Respironics DreamStation Machines 267P 467P 660P 667P 760 760P 767P Compatible Models: Phillips Respironics CPAP PR System One REMstar Auto A-Flex AFlex 550 Resp550 REF 550P M Series Remstar Synchrony System One M Serie Rem star 12V 5.0A Power Supply. DS150 DS250 DS450 DS550 DS650 DS750 PART NUMBER 1005899 PS