Know when your garage door is open and close it from anywhere * Monitor, open and close your garage door from anywhere with your smartphone Receive alerts when the garage door opens or closes * Works with most major brands of garage door opener made after 1993 Installs in minutes and works with your home"s Wi-Fi * Free App No other systems necessary and no monthly service charges * Included: Wi-Fi Hub, Power Cord, Mounting Bracket, Door Sensor, Instructions for free app download