LOW VOLTAGE TRANSFORMER WITH EXTERNAL PHOTOCELL SENSOR - The low voltage transformer convert 120V household AC voltage to 12/14V safe AC voltage, compatible with all 12/14V LED and halogen landscape lighting system. Removable and replaceable photocell sensor come with 6.8ft UL listed sensor cord allow you to install landscape light transformer indoor or outdoor where you want. 2 ZONES INDIVIDUALLY CONTROLLED - Designed with 2 individually controlled terminal output, your low voltage landscape lights connected to zone 1 and zone 2 can be set to different modes. You can set the mode easily for each zone just by pressing the "ZONE 1" or "ZONE 2" button. The total power of zone 1 and zone 2 should not exceed the 80% of the rated power of the transformer. 5 SETTING MODES - The landscape transformer is designed with 5 modes, including MANUAL ON/OFF mode (always on/off), AUTO ON/OFF mode (on at dusk and off at dawn), COUNTDOWN mode (on at dusk and off 4/6/8 hrs later), TIMER mode (on/off at the time you set), PHOTOCELL ON TIMER OFF mode (on at dusk and off at the time you set), enough to meet any of your needs and maximize energy savings.