Versatile Spray Modes: Choose between continuous spray for a steady aroma or intermittent spray for a subtler fragrance with this essential oil diffuser, tailoring your aromatherapy experience to preference and room size. Colorful Night Lights: Enhance relaxation during meditation or sleep with 7 vibrant color options that cycle automatically or can be fixed on your favorite hue, creating a soothing ambiance in any space. Auto Off Safety: This humidifier automatically shuts off when water runs low, providing peace of mind while you enjoy aromatherapy benefits without supervision. Generous 160ml Capacity: Large water tank with a spray volume of 1520 ml per hour, delivering extended operation for long relaxation and reducing the need for frequent refills. Use scenarios: Living room or lounge: Set to continuous spray for a steady fragrance during gatherings or evening relaxation; pair with a calming color cycle to match the mood. Bedroom or meditation space: Use intermittent spray for subtle fragrance during sleep or meditation; choose a fixed color light for a tranquil setting and rely on auto off for overnight safety. Office or desk: Compact diffuser provides aromatherapy and humidity in a small space; 160 ml capacity minimizes refills for longer use.