Curved rail :Steel Straight :Aluminum

-Swivel 

-Armrests foldable -Electronic Retrractable safety belt

-Seat Pad -Timer

-Battery

-Toggle switch

-Sensors

-Lcd 

-Remote Call

-Intelligent Lcd

-0.12 m/s

-Can choose Seat /Color

-Dc motor

-High efficency low noise motor

-Max 120-160kg -3 year warranty