NSi Industries TORK DTU40 Indoor/Outdoor, 7-Day 40-Amp Universal Multi-Volt Digital Appliance Timer - 24-Hour Programming - Multiple On/Off Settings - 120-277-Volt - Compatible with Incandescent/Compact Fluorescent/LED - Automatic Voltage Detection AUTOMATE YOUR HOME/OFFICE: Individually program each day of the week to turn on/off your A/C, water heaters, pumps, signs, lamps, fans & other appliances automatically. Once programmed, the settings will repeat daily. SIMPLE TO USE: The timer can hold up to 7 programs. Each program consists of 2 events, an ON time and an OFF time. The events can be set up to execute on a daily basis or on a combination of days through the easy-to-use hour, minute and day buttons. CONVENIENT SCHEDULING AND FEATURES: The timer features multiple on/off setting and allows for as little as 1-minute time intervals. The timer features automatic voltage detection and a battery back-up when a power outage occurs. COMPATIBILITY: The timer is compatible with incandescent, compact fluorescent and LED light bulbs. NO RATINGS: 120-277V, 50/60 Hz, 40A, 28-Volt DC, 20A Resistive, 30A Inductive/120V, 30A, 277V, 20A Ballast/120V, 15A Tungsten. Pilot Duty: 120VAC 720 VA, 240VAC 720 VA.