MORE POWERFUL AND SMART GIFTS FOR YOU! Note: Distilled/ purified water is preferred for your health. Specifications: Product Dimensions: 9.6 × 7.5 × 13.4 in / 24.5 × 19.2 × 34 cm Product Weight: 4.3 lb / 2 kg Whisper-Quiet Operation: ? 30dB Effective Range: 215–505 ft² / 20–47 m² Material: BPA-free, suitable for babies and adults Features: ? Extra Large Water Tank of 6L ? The operation Lasts Up to 60 Hours, with 7 Nights of Sleep ? Essential Oil Tray ? Free VeSync App and Smart Controls ? Ultra-Quiet Operation ? Night Light ? Zero Light Pollution: The display light can be turned off completely ? 360 Rotating Nozzle ? Automatic Shut-Off Function ? ETL Certified For Safety and Reliability ? It comes with Cleaning Brush TROUBLESHOOTING? The display shows the No Water Indicator incorrectly: 1. Please ensure the arrow above the LED display is aligned with the indicator line on the base to ensure the water tank is properly on the base. 2. Check the max water line to see if there is too much water in the tank and base chamber. Pour out extra water if water is over the max line. 3. Check and clean the Water Outlet Valve. 4. Check whether the Float Brackets rotate smoothly and clean them. WATER FILTER REPLACEMENT: Please search B09ZY9N6PD or Levoit humidifier replacement filter which can extend the life of your humidifier aroma pads REPLACEMENT: Please search B0B8MD45FB or Levoit aroma pads for more information which can help emit a more potent fragrance and protect the fragrance box.