The LED Color Pool Light Bulbs by Life-Bulb are designed for in-ground pools, providing a vibrant color change with RGB lighting technology. These 120V 40W bulbs are suitable for in-ground pools and are easy to install with a pack of 1 included. The compact size and weight make them convenient for outdoor use, creating a beautiful ambiance for your pool area. Whether you're looking to illuminate your pool after dark or add a pop of color to your outdoor space, these LED color pool light bulbs are a stylish and practical choice.