Essential Oil Aromatherapy Diffuser with 4-timer Options and Auto Off Function | Quiet Cool Mist Humidifier with 7-Changing LED Colored Lights | 100ml SIGNIFICANT ROOM COVERAGE - aroma and mist covers approximately a 10-20 square meter space (a large bedroom) SOFT, ALTERNATING COLORS - our diffuser offers 7-pleasing LED light colors for aesthetics, mood, & comfort FOUR TIMERS - this diffuser comes with four timer settings, or it will run continuously w/100ml capacity | 80X80X140mm BUILT WITH AN AUTOMATIC SHUT-OFF FEATURE VERSATILE FEATURES - will help to soothe moods w/colored LED lighting feature, as well as offer aroma-therapy healing USE AS A NIGHT LIGHT INSTRUCTIONS: After choosing from one of four times (30/60/120/180mins) Hold down the mist button to start. PROVIDES A CALM AND RELAXING FEELING