LinkMejor 5 Terminals 20 Points 360 Degree Rotary Encoder 4 Pcs

These are continuous rotary encoder switch with a built in push button switch (push to operate).Can be used for data entry as with modern in CD players, for volume or on/off control or data selection by LED or LCD display... Applications: Industrial control, robots, photographic lenses, computer input devices. circuit board design dimming and sound 3D printer LCD display, etc. ( CD players, for volume & on/off control or data selection by LED or LCD display; ..)