Ucland 4 Pin Dip PCB Momentary Tactile Push Button Switch, 6 mm x 6 mm x 3.1 mm: Amazon.com: Industrial & Scientific
Zovfam Double Row Dip Switch Assorted Kit Box Range 1 2 3 4 6 8 10 Position 2.54mm PCB Mountable On Off Dip DIL Switch,Slide Type Red Toggle Switch for Circuit Breadboards