Power chairs, namely, electrically powered personal mobility vehicles for use by elderly, infirm or disabled persons, including repair and replacement parts therefor; power chair accessories, namely, leg rests, arm rests, arm pads, footplates and foot platforms, heel loops, head rests, head rest pads, cushions, joystick handles, clothing guards, glove boxes, oxygen tank holders, personal electronic device and cell phone holders, cane holders, cup holders, baskets, saddle bags, walker holder, safety flags, and flag holders, all of the foregoing accessories specially adapted for use with power chairs; power chair systems, namely, an electronically elevating seat coupled with enhanced electronic stabilizers which enable the power chair occupant to maneuver at a walking speed while elevated at a standing height