1. Advanced Essential Oil DiffuserUtilizing advanced technology, our diffuser releases a cold mist without heating to ensure the essential oil retains its therapeutic properties. It provides continuous mist, keeping the air in the room comfortably humid while generating gentle white noise for relaxation and better sleep. 2. LED Flame Effect HumidifierExperience a soft, simulated flame ambiance with our innovative humidifier. It uses intelligent LED lighting to create a realistic flame effect, emitting a warm glow. Use the humidifier and flame lighting functions separately, or as a cozy night light to improve your sleep environment. 3. Himalayan Salt AromaEnhance your air quality with our unique Himalayan salt rocks. Place these rocks in a diffuser to release negative ions, which help capture dust particles in the air for easier and ier breathing. 4. Multicolor LED Mist DiffuserThis diffuser is equipped with vibrant LED lights. Simply click the 'Light' button to switch between colors or set it to cycle through seven colors. It has adjustable timer settings of 3H and 6H and automatically shuts off when the water level is low to ensure . Keep the water addition within 200 ml.