Skillbuildersä 2-piece Mobile Floor Seat Large w/Wood Base Eye Charts-Illuminator 72 L x 27 W

72 L x 27 W x 21-34 Ht Range * Backrest 38 L x 27 W * Features an adjustable pneumatic backrest which is accessible from either side * Easy-clean ABS plastic enclosed lift * Electric power height adjustment with foot control * Ultra-strong uni-frame base and top construction * Heavy duty all welded lift mechanism * Durable gray powder-coated steel frame * Self-lubricating pivot points * Smooth 110 volt electric height adjustment * Hands-free low voltage foot control * Easy service self contained electrical components * Seamless rounded corner upholstered top 2 (5 cm) ultra-firm padding * Low height may help acheive ADA tax credit * Made in the USA * 450 lbs

Spans entire width of back and can be operated from either side of the chair * 4 heavy-duty 5 casters with positive locking swivel and wheel brakes * Welded powder-coated frame has a 5 year warranty * Blow-molded side tables with recessed cup holder * Weight Capacity 275 lbs * Tray folds down along side of chair * Overall width 31 * Seat Width and Height 21 *

And with the noise reduction ability

Layered noise reduction to reduce background noise

Working Temperature: 0 to 40 C

Skillbuildersä 2-piece Mobile Floor Seat Large w/Wood Base Eye Charts-Illuminator 72 L x 27 W2 piece sitter comes with feeder seat and mobile base *