The design of the Edge® 3 is for the most advanced power chair experience ever! Upgraded SRS (Smooth Ride Suspension) provides a smooth, comfortable ride and advanced stability. Optional iLevel® is available at 4.5 mph with up to 12" of power adjustable seat height. Standard features include front and rear LED fender lights, a USB charger, and drive wheel color accents. The Edge® 3 is available in a total of 17 color options.