Kit detector de metales 60 mm DC 3V-5V kit electrónico sensor sin contacto kit hágalo usted mismo

Alarm mode. Traffic Statistics. Electronic Product Design. Finished picture Step 5:Install Buzzer and Power socket. Step 2: Install Capacitor:C1,C4=104pF;C2,C3=222pF;C5=100uF. Power Socket. Power Switch.

eBay