2Pin Curved Rocker Switch (Pack of 2)

49Inline DC-DC Buck Converter Step Down 4.75V-24V to 1V-17V 1.8A(max < 1 minute) 1.2Amp Constant current.

50k Ohms 1/2W Trimmer Potentiometer Top Adjustment

Mini Round switch Suitable for low current applications. (240VAC <2A)

3 x AA 1.5V Battery Holder Case

Medium size push button in various colors (PBS-11b)

MTS-203 ON-OFF-ON Switch (DPDT) Dual contacts with center off position