Electronic Chair Scale with Wheels and BMI Choose this 440 pound high capacity weight scale for bariatric patients or others unable to stand to be weighed. This compact Seca 954 digital chair scale offers traditional design plus mobility due to its 4 locking wheels, easy seating due to swivel arm rests and fold up foot supports and a Body Mass Index BMI function.. Use the TARE function to remove weight from casts, etc. Molded seat for secure seating. Fold arms rests to the rear for unobstructed movement off the bed onto the chair scale. Close the arm rests for secure support and easier standing up. Nurses appreciate that foot rests can be folded and pushed to the rear. The round tubular frame of steel provides the uncompromising stability of this functional chair scale. The well protected measuring cell guarantees highest precision even after running over door thresholds. The nonskid locking castors ensure firm standing. Seca 954 Chair Scale Specifications High Capacity Scale for Clinic, Hospital or Health Care Setting Durable for Years of Accurate Service Digital Accuracy Quiet Operation Low Power Consumption Weight Capacity 440 lbs/200 kg Weight Graduations 0.2 lb./100 gm TARE/HOLD Function. BMI Body Mass Index Function Power Supply 4 Rechargeable Batteries and AC UL recharger/adapter. Product Dimensions H x W x D 35 7/8 x 20 x 35 Seat Dimensions H x W x D 15 7/8 x 16 1/2 x 17 1/2 Scale Weight 51 pounds. Optional Transport bag Seca 471 safely stores the power supply mains of the chair scale and permanently protects it against damage or loss. Mounts to Chair Rail. One Year Manufacturer's Limited Warranty NOTE This scale ships only via truck. This item ships from a separate warehouse and may require extra time for delivery.