Features: The detachable nozzle is designed with two fog-discharging modes to choose from; Simulate the flame lighting effect, and the colorful lighting can be set in color; PP water-tank can add essential oil for aromatherapy and atomization; The brightness of two flame lights can be adjusted; Built-in smart-chip to protect against water shortage and power failure. Product operating instructions:Aromatherapy function: add water to the water-tank (not exceeding the water level line), add an appropriate amount of essential oil, press the switch-button for-a-long-time, turn on the-aromatherapy atomization, and turn on the flame atmosphere-lamp at the same-time; Press and hold again to stop working. Colorful lighting function: when the spray is turned on, press the switch-button briefly to turn on colorful atmosphere lighting; Press short again to fix the changing color; and Press short again to turn off the-ambient light. Protection function: built-in water shortage protection chip, automatically stops working after detecting no water. Specifications: Material: ABS/ PP/ Electronic-Components Color:White/Black Size:Approx.135x135x86mm/5.31x5.31x3.38" Package Includes: 1 Piece Aroma Diffuser note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.