50 Amazon Prime Day Tech Deals to Grab Before It's Too Late

Chamberlain Smart Garage Control ($19, originally $30)

You won't have to worry about whether you shut your garage or not with this helpful device. It connects with your iPhone, so you can open and close your garage from your smartphone and get alerted when it's left open and when it closes. You can also give friends and family access to the app when you're traveling and need them to access the garage.