Here are some important details for Pond Boss Accent Pond Light Kit. Application: For Underwater Pond and Landscape Lighting, Includes: (3) LED Lights, Dusk-to-Dawn Photocell Sensor, Low Voltage Transformer, (4) Colored Lenses (Green, Red, Yellow, Blue) Per Light, Cord is 16 ft. From Transformer to Light and 4 ft. Between Lights, Voltage: 12V.