FEATURE Medical suction is made to plug into the wall suction supply (piped suction).They include a connector to mate with the wall suction outlet, a gauge to show the vacuum level, a control valve, filters and a reservoir. TYPE - PIN INDEX -( MODEL NO. SMW-01 ) -OHMEDA -( MODEL NO. SMW-02 ) -PURITAN BENNETT -( MODEL NO. SMW-03 ) -OXEQUIP-( MODEL NO. SMW-04 ) SPECIFICATION -Easy to use suction unit for wall -Collection unit provide reliable over flow protection -Regulated vacuum range : 0 ~ 200 mmHg -Full line / off/ regulated vacuum-one touch change selector -On / Off selector use without changing original setting -One touch collection bottle separation CONSISTING -Surgical continuous regulator a'ssy -Unbreakable polycarbonate Collection bottle (1,200cc) w / over-flow protector -Conductive tube a'ssy w / adaptor