Luxury Ceramic Edition Suitable only for Pure Essential Oils or Essential Oil Blends Multi LED or Single LED Lighting Mode Independent Light or Mist Operation enrich your life with the wonderful world of aromatherapy... ♦ Disperses only a cool mist vapour ♦ Continuous Mist function up to 4 hours at a time ♦ Intermittent Mist function 30sec On / 30sec Off up to 7-8 hours ♦ Multi LED or Single LED Lighting ♦ Mode Independent Light or Mist operation ♦ Automatic shut off, at low water level ♦ Offers Humidifier characteristics ♦ No oily hot water or naked flame ♦ Easy to Clean & Maintain Eco Friendly ♦ One Year Guarantee ♦ Includes Instruction Manual