Tactile Touch Push Button Tact Switches 6 X 6 X 5mm for Raspberry Pi, Arduino -Little clicky switches are standard input "buttons" on electronic projects. These work best in a PCB but can be used on a solderless breadboard as shown in this tutorial. The pins are normally open (disconnected) and when the button is pressed they are momentarily closed. -4 Pins, 1 Switch -Works with most of breadboard and cuicuit board Ideal for electronics, Hobby, Raspberry Pi, Arduino experiment - We specialize in Electronics, Computer, Cell Phone, Camera, Professional Signal Conversion Devices, Networking, Security, TV Mount, Adapter, Cables and other Accessories Pickup Location: "Cable Link" Tel: 613-680-6188