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The rotation of the decelerating motor is used to realize automatic keyboard clicking. One minute is about 30-40 clicks, and the speed cannot be adjusted.
When in use, the keyboard presses the board below, if there is a gap under the keyboard, you must find a way to press it. Adjust the keyboard and percussion strength for different heights by adjusting the two nuts above. Please adjust it yourself when you arrive.
1 x DIY Kit