uxcell 20 Pieces 20mm Dia Film Gasket Piezo Ceramic Disc Piezoelectric Buzzer

uxcell 20pcs 35mm Diameter Piezo Discs Piezoelectric Ceramic Copper Buzzer Film Gasket

15 Pieces - 27mm Piezo Disc Elements with 4" Leads - Acoustic Pickup Cigar Box Guitar CBG

For Arduino Nano V3.0, Elegoo Nano board CH340/ATmega328P without USB cable, compatible with Arduino Nano V3.0 (Nano x 3 without cable)

15 Pieces - 20mm Piezo Disc Elements with 4" Leads - Acoustic Pickup - Cigar Box Guitar CBG - Touch Sensor...

Gikfun USB Nano V3.0 ATmega328 CH340G 5V 16M Micro-controller board For Arduino (Pack of 3pcs) EK1620x3

microtivity IL188 5mm Assorted Clear LED w/ Resistors (8 Colors, Pack of 80)

30 Pcs Double Sided PCB Board Prototype Kit for DIY, 4 Sizes by Paxcoo

Texas Instruments NE555P Single Precision Timer (Pack of 10)

DTOL 10 X WYHP Mini Laser Dot Diode Module Head WL Red 650nm 6mm 5V 5mW Pack of 10

4 Pack Copper Foil Tape with Conductive Adhesive for EMI Shielding, Slug Repellent, Paper Circuits, Electrical Repairs, Grounding(1/4inch)