Amazon.com: Gikfun MC-38 Wired Door Sensor Magnetic Switch for Arduino EK1656 : Electronics
Amazon.com: 5.5mm x 2.1mm Inline Power Switch for Arduino Boards and LED Light Strips by Corpco : Electronics
Amazon.com: Tegg 2PCS 9V Battery Holder with ON/Off Switch and 5.5 x 2.1mm DC Plug Lead Wire for Arduino : Electronics
Amazon.com: KOOKYE Lilypad Coin Cell Battery Holder Lilypad LEDs Blue/Red Alligator Clips Test Lead Wire for Arduino Raspberry Pi (10x Multi-Color led + 10x Battery Holder) : Electronics
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
Adafruit 4431 Stemma Wired Tactile Push-Button Pack - 5 Color Pack: Amazon.com: Industrial & Scientific
Ruimou 5Pcs 125V/250V 16A SPDT Snap Action Button Micro Limit Switch,SV-16-1C25 1NO 1NC (3 Pins) for Arduino: Amazon.com: Industrial & Scientific
Amazon.com: Electronic Components 10PCS Collision Switch Sensor Module YL-99 for Arduino Robot Car Raspberry pi : Electronics
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
Gikfun 6x6x4.3mm TACT Switch Push Button for Arduino PCB (Pack of 50pcs) EK1019: Amazon.com: Industrial & Scientific
Amazon.com: ELEGOO Upgraded Electronics Fun Kit w/Power Supply Module, Jumper Wire, Precision Potentiometer, 830 tie-Points Breadboard Compatible with Arduino, STM32 : Electronics
Basic switch and input_pullup blew my pins? - General Electronics - Arduino Forum
Amazon.com: Make: Getting Started with Arduino (Maker Media) : Electronics
Amazon.com: WMYCONGCONG 10 PCS TCRT5000 Infrared Reflective Sensor Module IR Barrier Line Track Photoelectric Switch with Jumper Wires for Arduino Smart Car Robot : 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
3D printer Endstop mechanical limit switch RAMPS 1.4 for arduino: Amazon.com: Industrial & Scientific
Amazon.com: Gikfun 12mm Waterproof Push Button Momentary On Off Switch 5 Colors DIY Kit for Arduino (Pack of 10pcs) EK1925 : Industrial & Scientific
Amazon.com: HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino : Industrial & Scientific
Amazon.com: WWZMDiB 6Pcs TTP223B Digital Capacitive Touch Sensor Switch Module DC 2~5.5V for Arduino Raspberry Pi DIY : Electronics
Amazon.com: HJ Garden Electronic Component Assorted Kit for Arduino, Raspberry Pi, STM32 etc. 830 Breadboard + Jumper + Power Module + Resistor + Capacitor + LED + Switch (Pack of 458pcs) : Electronics
Amazon.com: Smraza Basic Starter Kit for Arduino,Breadboard, Power Supply, Jumper Wires, Resistors, LED, Electronic Fun Kit Compatible with Arduino R3, Mega2560, Nano, Raspberry Pi : Electronics
