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3pcs DIY NE555 Eight-note Electronic Organ Kit DIY Interest Production Module Kit With 2 Battery Boxes
Description: The circuit is composed of very small peripheral components such as main chip NE555, resistor R1-R9, C1 and so on. The oscillation frequency is determined by the resistance value of resistance R1-R8. The frequency is chosen by S1-S8 touch button training. By operating the corresponding button, the loudspeaker can emit 8 different notes. Music can be produced by music score. Voltage:3-12V Package Included: 3 x DIY NE555 Eight-note Electronic Organ Kit