Domus 3.5 Alternating Pressure Redistribution System The Domus 3.5 alternating system is suitable for patients that are in medium risk of pressure injury. Its ventilated low air loss air cells and multiple therapy mode brings better prevention for the patients. The static mode helps with all kinds of nursing procedures. Specifications Pump Dimensions 29 x 18.5 x 12.6 cm Weight 2.2 kg Case material is flame retardant ABS Supply voltage AC 220-240 V, 50 Hz Operating cycle is 10 minutes Mattress Mattress 8"Dimensions 200 x 90 x 20.3 cm Alternating 1 in 2 Cell height 20 x 8 cm Weight 6.9 kg Cover material is stretch PU Cell material is nylon/PU Maximum weight capacity 200 kg Features Ventilated low air loss Foam base pocket 4 way stretch coverZipper all around cover Quick connector CPR valve Low pressure alarm Alarm mute button ..