.TUBULAR MOTOR WITH MANUAL HAND CRANK
This type of motor is used when there is not enough space for any drive unit and the motor is conveniently fixed inside and it occupies minimum head room. There is also a manual override option with the help of a hand crank. This type of drive is used for small openings upto 10ft in width and 8 ft in height. This drive unit comes with an inbuilt remote receiver and hence don't need a stand alone receiver.