Homecare Suction Unit w batt. 800cc disposable container Whirpools Accessories * The 27 high seat Color:Yellow * The 27 high seat helps to reduce stress and fatigue on joints while sitting and when entering and exiting the chair With Child Seat * Heavy duty steel base for improved strength and durability * Factory calibrated to ensure accuracy * Easy to clean trays and seats guarantee long lasting reliability * Rotating poise bars for dual reading of pounds and kilograms Adjustable Flow Regulator Easy to turn knob conveniently placed directly below gauge for easy use and control Knob has safety lock feature which will not allow the knob to be twisted off Electrical Requirements: 100 240 V AC 50 60 Hz