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#Deal: Shield buzzer for WeMos d1 mini • DIY Projects
Shield buzzer for Wemos d1 Mini. The buzzer can be accessed on pin D5 by default. It is possible to solder a jumper to change the address to D6, D7 or D8 on the back of the expansion card. The buzzer operates in the frequency range 1 to 3 kHz. Best deals on AliExpress All …