This INVACARE At’m unit was purchased in May of 2009 but was never used because the user died shortly after the purchase. The chair, which has been in closed storage, is listed on the purchase documents as PWC Group II-C Power WC with Captains seat. The unit was originally purchased for $4,700 plus $230 for batteries and charger. The original batteries were never disconnected so new batteries were purchased via Amazon on August 28, 2021.The chair was recently donated to the Ahoskie Thrift store which is a division of the Ahoskie Christian Center Ministries located in Ahoskie, North Carolina. The specifications are as follows: seat width-18 inches; seat dept-16 inches; back height-21 inches; seat-to-floor-20 inches; overall width (excluding joy stick) -25.5 inches; overall height-41 inches; overall length (including anti-tippers)-35.5 inches; shipping-90 pounds; drive wheels/tires-12 1/2 X 2 1/4 inches; caster with precision sealed bearings-6 inch solid; upholstery-Black Nylon; Batter size (2 required)- M17-12SLSM gel cell; speed-3 ¾ mph; maximum ramp/ slope capability-6 degrees; range-up to 12 miles; weight limitation-250 pounds.