Toggle switches not always working properly - General Electronics - Arduino Forum
Use Arduino to Switch Power On and Off! - YouTube
Automatic ON/OFF Power Switch For Arduino - Electronics-Lab.com
Pushbutton Power Switch for Arduino – OSH Park
Push Button ON-OFF Toggle Switch and Latching Power Circuit for Microcontrollers
Arduino - Switch | Arduino Tutorial
Arduino - Turn LED ON and OFF With Button - The Robotics Back-End
Pololu - Power off from within an Arduino sketch using the Pololu power switch
Button/Switch Troubles - Programming Questions - Arduino Forum
button - Using a pushbutton to power Arduino on and off - Arduino Stack Exchange
mosfet - Power off arduino via software - Electrical Engineering Stack Exchange
Power off from an Arduino Sketch using the Pololu Power Switch -
How to use a Switch with Arduino
How to Make Auto Power OFF Circuit with Arduino? - Circuit Journal
Latching Power Switch Circuit (Auto Power Off Circuit) | Random Nerd Tutorials
Arduino - Switch | Arduino Tutorial
Powering Arduino With a Battery (with Pictures) - Instructables
How to Wire and Program a Button | Arduino Documentation
How to Make Auto Power OFF Circuit with Arduino? - Circuit Journal
How to Wire and Program a Button | Arduino Documentation
Timer switch with Relay and LCD Arduino code
