With the Bestway LED pool light, there's always a party in your pool! The light has a variety of beautiful display with 4 super bright LEDs in 4 colors (yellow, red, blue and green) with 7 flashing light patterns with a light range of 8'/2.43m in diameter and 5'/1.52m deep. It's easy to turn on the light: simply press the ON button on the top of the ball. No wiring or external electrical power is required and no operation and maintenance cost. The light is powered by 3XAA batteries (not included). The LED light is IP68 waterproof. And don't worry about the battery running down, the light turns off automatically after 1 hour when not in use. Great accessory for any pool!