FT45EW
Electronic Limit head + Build-In Receive + Resistance and Stop function
FT45EDW
Electronic Obstacle Detection Radio + Electronic Limit + Built-in Wireless Receiver + The Third Limit + Jogging & Tilt Function + Obstacle Detection And Stop Function
FT45ESW
Electronic Radio Electronic Limit
FT45EWL
Low Noise Electronic Limit Motor+Build-In Receiver+The Third Limit+Jogging & Tilt Function+Resistance and Stop Function