Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. Exclusive DeVilbiss OSD? (Oxygen Sensing Device) standard on every unit -- increases accuracy and reliability for longer service intervals * Noticeably quiet operation * Readily accessible patient controls and protected cannula fitting * Two-year dealer service interval * Recessed humidifier nook prevents damage * Easy to assemble/disassemble two-piece cabinet for ease of maintenance * Lockable flow meter - Pediatric flow meter available * Convenient top and side handles for easy transport * Accommodates up to a 50-foot cannula (15.3 meters) * Intake filter features a translucent back to allow technician to quickly determine if the filter is dirty * Alarms: High/low pressure, low flow, low oxygen, power fail, Oxygen Sensing Device * Product Warranty 5 Years * Power Consumption: 310 Watts (270 Watts @ 2.5 lpm or less) *