Roller Micro Switch (2x)
Seeedstudio Grove Micro Switch
clearance-item, Closeout, Contact & Proximity Sensors, Electronic Experimentation Parts, item-on-sale, no-cps-warranty, Robot Parts, Robot Sensors, Robots
Two-Axis w/ Center Push Button Thumbstick Joystick Phidget
Velleman Proximity Card Reader
clearance-item, Contact & Proximity Sensors, item-on-sale, Relay & LED Controllers, Robot Parts, Robot Sensors, Robots