This is the latest version of PW-4x4Q with (Li-ion Battery), (Power tilt-in-space function) and (The 5th wheel to enable 3 wheels driving mode for power saving mode). If you want to go anywhere without limitation and maximize independence, this all terrain PW-4X4Q is definitely the best Stair Climbing Wheelchair that you can find in the market. It is a 4-wheel drive with powerful motors for stair climbing capabilities. We have add in new features to our new 2016 deluxe version.
Li-ion Batteries (So it is much more durable)
Power tilt-in-space seat for more comfort.
Added the 5th wheel for electric saving mode (able to operate based on the 2 front wheels and this 5th wheel at the rear sides).
Please note: We will take about 20-30 days to prepare the PW-4X4Q Stair Climber upon order confirmation, depends on the existing order and parts on hand. Our standard production of this Stair Climbing Wheelchair is 18″ Blue+black seat. But 16″ or 20″ seat is available too.