This Light Controller handles up to twenty four HID lights.The customer must supply power by hardwiring up to a 120-amp circuit. Unit features twenty four standard 120v - 240v outlets, which customers plug their ballasts into. The controller also comes with a 16 foot, 120 volt trigger cable that plugs into any grounded 24-hour timer or controller. Unit is rated for 120 amps 240 volts. Controller carries a 3-year warranty.