The elegant metal cover can stand up to whatever your life may bring and is the perfect addition to any room. With essential oil, cold water and ultrasonic vibrations it creates a cold mist that can scent a space up to 300 sq. ft. for up to 7 hours. Also features a timer 60, 90, or 120 minutes and 7 soft LED lights that rotate or can be fixed on one color or no color. White/ white base. Metal cover Window Box. 90mm Diffuser. Timer 60, 90, 120 min., Continuous 4 hrs., 7 LED light.