Garageio syncs with your smart phone & you can have full control over your garage. It helps to monitor your home garage easily. It will give you notification if your garage door remains open or someone is trying to enter the garage forcefully. You can close the garage door with just a swipe. You can use it without replacing your garage doors. If you want to open the garage door for your neighbor or a baby you can open it with a swipe. This is a very innovative device & is available for $219 & this price is for three door model.