For all those times you walk the dog but forget to bring the garage door remote, this is for you! Install a garage door remote keypad outside your house and never get locked out again.

Many of us enjoy the convenience of an automatic garage door opener. An exterior keypad remote is a great feature, but eventually they can fail and need to be replaced. This isn’t a difficult task.

A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...