Docooler Solar Powered Super Bright 2 Underwater Lamps 12 LEDs Light Sensor Projector Light Garden Pool Pond Yard Submersible Spotlight Outdoor Landscape Lighting Color Warm White Adopting light sensing technology, the lamp will switch on automatically in a dark condition when you turn on the switch. Easy to install by using the provided support stick, no technicians and tools needed, flexible and convenient. Powered by solar energy, no AC or DC power needed, energy-saving and environmental friendly. With a manual ON/OFF switch, adjustable lighting angle and 2 kinds of illumination mode, so it is very flexible. With strong water resistance, the product is perfect for underwater and outdoor landscape lighting decorations.