efficiency design uses lighttransmitting lenses and efficiency reflectors to maximize light utilization and illumination, with efficiency constantcurrent technology ensuring stable operation of each LED. Energysaving RGB lighting with a 10W RGB LED; low voltage; environmentally friendly; easy to control; produces no ultraviolet rays. Lamp cup shell is made of quality aluminum to provide good heat dissipation and waterproof performance. Versatile LED flood light for outdoor and underwater environments; robust spotlight suitable for fountains, pools, ponds, and aquariums; features a vibrant RGB color range to enhance any setting. Easy installation and reliable performance for a variety of applications. Use scenario: accent underwater features in gardens or landscapes (fountains, ponds, and pools) with colorchanging effects for nighttime ambiance. Use scenario: illuminate aquariums or water features to highlight textures and create dynamic color displays. Use scenario: outdoor architectural or landscape lighting near water features to add mood lighting and highlight contours without UV exposure.