Super Power Supply AC / DC Adapter Charger for Philips Respironics System Models of REMstar CPAP and BiPAP machines : DS150, DS250, DS450, DS550, DS650, DS750 ; PART NUMBER: 1005899, 1058190 Input: 110-220V Output: 12V 5A Warranty: 1 Year Super Power Supply products are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply