Can be controlled by the remote touch panel Alexa voice and phone App. The effective distance of the remote control is 26 ft. 750W and 1500W heat settings for customized warmth. 5100 BTU heat output and 400 sq.ft coverage area warm your room quickly. 3.19” thickness is suitable for most indoor occasions. There are 12 flame colors and 12 ember bed colors to choose from. 5-level flame brightness and 5-level flame speeds are optional. The flame effect can be used with or without heating. The lights are off and the heating function is on in sleep mode. Press the color buttons for 6s and the flame color and brightness will be changed automatically. Wall-mounted or recessed installation to meet your different needs. 12H timer and low noise operation for better experience. Safe to use with overheat protection and ETL certification. Please keep at least 8” between the fireplace and the TV.