- Dual-head projector: one head with 16 holiday pattern slides and the other head outputs RGBW 10-color ocean-wave ripple. You can use different festival slides, the water wave effect, or combine patterns with ocean wave to create the atmosphere you want. - Wireless remote and auto-timer: RF remote to choose light colors, moving speed, flash speed, and timer settings. Remote range up to 40 ft and can pass through walls. Built-in daily cycle timer supports on times of 2/4/6 hours and off times of 22/20/18 hours, so you don’t need to manually turn it on or off. - 100% waterproof: Rubber gasket seal design and water-resistant cap. Suitable for outdoor stake installation or indoor use on a flat surface with the base. Outdoor projection distance is 10-16.4 ft; indoor projection distance is 16.4-26.25 ft. - Wide application: 16 slides provide more options to liven up the atmosphere. Suitable for Christmas, Halloween, Thanksgiving, birthday parties, holidays, Valentine's Day, Snowflake, Easter, Carnival, and more. Also usable as a water-wave night light in a bedroom or swimming pool for daily use.