TetraPond Triple Pond Light SetMake your water garden glow, with low-voltage halogen lighting. Place lights underwater or outside of your pond to illuminate waterfalls, fountains, and landscaping. A daylight sensor automatically turns the lights on at dusk and off at dawn.The complete set includes:Outdoor 12-volt transformer, with 120-watt power supply with dusk-to-dawn sensorThree 10-watt halogen lights (with MR11 Bulbs)20 feet of cable 3 red, 3 yellow, and 3 blue interchangeable lenses