Digital Chair Scale, Foldable Foot Rest, Folding Seat Back and Arm Rests, (4) Caster Wheels, Seat Size 18" x 18½", 100-240V Adapter (included), 600 lbs/270kg Capacity, LCD Display, LB/KG Conversion, LB/KG Lock Out, BSA, BMI, Zero, Tare, Hold/Release, Auto Zero & Auto Off, 2-Year Limited Warranty 594KL The 594KL has moveable arm and footrests to allow for easy patient access on and off this economical chair scale. Two wheels make portability easy for bringing the scale to the patient’s location.-Capacity: 600 lb / 270 kg- Resolution: 0.2 lb / 0.1 kg-Seat Size (w x d): - 18” x 18 ½”- 457 mm x 470 mm- Product Footprint (w x d x h): - 23 ¼” x 40 ?” x 37 ?”- 590 mm x 1020 mm x 960 mm- Product Weight: 39 lb / 18 kg-Display: 1 ?” / 35 mm LCD-Wheels: 4 Casters for ease of movement- Power Source: 100-240V adapter (included), - 6 AA batteries (not included)-Functions: LB/KG Conversion, LB/KG Lock Out, BSA, - BMI, Zero, Tare, Hold/Release, Auto Zero, Auto Off, - 2 year limited warranty