DIY Over/Under Voltage Protection for an household appliance.
Components Used:
1x Arduino UNO (https://www.sparkfun.com/products/11021)
1x Solid State Relay (https://www.sparkfun.com/products/13015)
1x Full-wave bridge rectifier (http://www.amazon.com/s/?field-keywords=full+wave+bridge+rectifier)
1x 10 µF Capacitor (https://www.sparkfun.com/products/523)
1x RBG LED (https://www.sparkfun.com/products/11120)
1x 1M Ω Resistor
1x 10k Ω Resistor
More Info: http://www.thingiverse.com/thing:661062