If you are using a regular transformer, you will only have the option to set up one monthly schedule at a time for your landscape lighting system. If you have guests over for dinner in your backyard and would like to extend your landscape lighting time, you can easily update your daily landscape lighting schedule from your mobile device anytime from anywhere. You can extend the outdoor lighting system time with the use of the mobile app. App-Controlled Landscape Lighting system makes your life easier during daylight saving time. It automatically adjusts your lights to daylight saving.