In addition to effortlessly powering ten 1,000 watt lights at 240-volts, the DPC-15000TD has a special feature to protect the life of your bulbs during power failures. Dial-in a delay of 1 to 10 minutes before your lights will restart when power is restored after a power outage. The DPC-15000TD is a perfect choice for serious growers. Every component is the finest of quality and you will enjoy years of safe and reliable operation. Plus, you will have the piece-of-mind knowing that your garden is protected 24/7 against fire and potentially fatal electric shock, by the built-in microprocessor-controlled GFCI circuit breaker. Powerbox™ Lighting Controllers are the best available. Don't settle for anything less when so much is at stake - A Powerbox™ lighting controller is the best investment you can make!