An economical, portable air flotation system offers both alternating pressure and low air loss. Suitable for use in the prevention and treatment of all stages of pressure ulcers. Non-alternating, zoned (sacral region) low air loss can be selected by simply pressing the static switch. The pressure control knob allows the firmness of the mattress to be adjusted for patient comfort. The flotation mattress consists of individual transverse air cells designed for maximum support and pressure distribution. Quick CPR deflation is accomplished by simply disconnecting the quick-connect hose couplings from the control unit. Electrical rating: 120 VAC/ 60Hz. UL60601-1 and CSA C22.2 listed. 80"" x 36"" x 8"". 300 lb maximum weight capacity. Designed to meet the requirements of HCPCS code: E0277. .