TIMER FUNCTION: 4 outlets are controlled by the timer, 4 outlets are always on. All 8 outlets are fully protected by the surge protector, with a circuit breaker switch for safety. The timer minimum on/off time can be as low as 1 min. (Note: The program controls ALL 4 outlets on the timer side) VERSATILE & CUSTOMIZABLE: Easily set up to 8 on/off programs for the timers 4 grounded outlets. Outlets are controlled simultaneously, and settings can be as short as one minute.(Note: The 4 outlets are controlled simultaneously and cannot be programmed individually.) JUST SET & GO: Choose your own individual days or simply select one of the convenient pre-set combination days. Switch to Daylight Savings mode with a press of a button. Our long-lasting backup battery keeps your settings even in the event of a power outage. INDICATOR LIGHTS: Each row is equipped with a colored LED, indicating when the power for that row is on. SAFE & RELIABLE: This surge protector is ETL listed,