It adopts DC motor series and noiseless to be available for continuous 24 hours operation without worrying about over heating. You are free from worry to use such an excellent design. Microcomputer control adopts latest digital to accomplish for a stable, fine and accurate humanistic operation with intellectual On/Off function. No matter of big or small door size to mount on with our device, then operation is assured for stable without being limited by motor volume. Therefor, the function you have is always stable and reliabe. |