Comes standard with 22 x 20 captains seat. Duel in-line motors for enhanced efficiency, torque, range and performance Full front and rear suspension for easy obstacle climb and enhanced performance on varied terrain 12" knobby tires and optimum weight distribution provide superior traction Dynamic Shark fully programmable controller Off board charger and 4-post seat with semi-reclining backrest NF-22 batteries for maximum range No rear tipping on footplate standing (up to 300-lbs) Options: Elevating Leg-rest, Oxygen tank holder, Gel cushion, Swing back joystick, Height adjustable arms, Available at Additional cost: 12" Seat elevation lift(400lb weight capacity) Max Speed 5mph Range up to 20 miles Turning Radius 20.7" Ground Clearance 2.2" Motor DC 24V, 300W x 2pcs Controller Dynamic Shark 60A Battery 12V/22NF x 2pcs Charger 5A off-board Gradient 8 Casters 6" front and rear solid tires Drive Wheels 12" pnuematic tires intelligent, regenerative, electromagnetic brakes PRODUCT SPECIFICATIONS Full front and rear suspension design offers a comfortable ride No rear tipping on footplate standing (up to 300-lbs) Dual in-line motors for enhanced efficiency, torque, range and performance Semi-reclining back Solid Caster Wheels Pneumatic Drive Wheel Standard 5A off-board charger Lap Belt (Standard with chair) Dimensions Length 35.4” Width 27.2” Height 48” Ground Clearance 2.2” Seat Dimensions Width 22” Depth 20”C / 18”S Back Height 20.5” Weight Capacity 450-lbs Maximum Speed 5mph Range Up To 20 miles Tires Front/Rear Casters 6” Drive Wheel 12” Turning Radius 20.7” Incline Capability 8 Product Weight (description exceeds maximum possible length)