The TankChair Outdoor Tracked Wheelchair, featuring a one-piece aluminum chassis and a12-inch-wide, aggressive-tread, all-weather rubber track system, is designed to go almost anywhere-through sand, snow, gravel, rocks, mud, shallow water, and reportedly even climb a grade of 10%. Its lithium ion polymer battery-powered twin-motor 2-hp drive system is continuously spinning at 2,700 rpm and variable-speed-capable, with a gear ratio of 25:1. The basic chair includes: built-in suspension, racing seat that reclines 90º, four-point safety harness, 15-amp onboard battery charger, joystick controller, grab handle opposite the controller, gel-filled armrests, and adjustable footplate. Optional accessories include: cup holder, tablet mount. Undercarriage lights, hunting package (gun boot/winch/spotlight/monopod), and fishing package (rod holder/tackle box).