Dimplex DLGM29 Opti-Myst Open Hearth Fireplace Insert with Faux Logs Bed, Alabaster Opti-myst technology: Incredibly, life-like, patented 3-dimensional flame effect. Creates an illusion of fire and smoke. Revolutionary ultrasonic technology is used to create the flame and smoke effect Easy-fill water tank: Offers 14 to 17 hours of continuous operation before refilling is required. Green: The green alternative. No harmful particulates or emissions and 100% efficient On/off remote: Includes a convenient easy to use on/off remote for control at your fingertips. Safe: With no flame heat or emission and a glass front that remains cool to the touch; our fireplaces are the safe choice for your home. Warranty: 1 year, Finish: Alabaster, Style: Contemporary, Volts: 120