PCB mounted 9 X 5mm 3V Active Buzzer

Double Sided Copper Prototype PCB Circuit...

Hi Quality 12mm push button - Slim Profile

5mm LED white light emitting diode. Pack of 5

Working current: ~20mA (Typically at 2.8V)

Working voltage: ~ 2.8V (depends on your...

ON/OFF button type switch 

Dupont Cable 100mm Male to Female, 40way. Ribbon Cable Header strip

Pack of 5pcs 5mm blue LED's

3D Printer MK8 Brass nozzle Small Body.