DIYhz Hinge Straight Lever Waterproof Momentary Push Button Micro Limit Switch with Line 1NO 1NC SPDT Snap Action Mini Switches 2 Pins 1 Pc for Arduino, Appliance and Electronic Equipment: Amazon.com: Tools
Cylewet 70Pcs 6×6×8mm Momentary Tactile Tact Push Button Switch with Button Caps of 7 Color for Breadboard Arduino (Pack of 70) CYT1115: Amazon.com: Industrial & Scientific
Amazon.com: GTIWUNG 24Pcs 1A 250V AC 2Pins SPST Momentary Mini Push Button Switch Normal Open, Mini Momentary Push Button Switch 7mm for Arduino DIY : Industrial & Scientific
Konohan 10 Pcs 360 Degree Rotary Encoder Code Switch Digital Potentiometer with Push Button 5 Pins Handle Length 20mm and Knob Cap Compatible with Arduino EC11: Amazon.com: Industrial & Scientific
Amazon.com: Gikfun 12x12x7.3 mm Tact Tactile Push Button Momentary SMD PCB Switch with Cap for Arduino (Pack of 25pcs) AE1027 : Industrial & Scientific