Electric firebox is 120 volts with a floating LED display affording temperature settings and specialty functions such as sleep timer and 7 color themes. The pulsating embers glow from within the realistic, handcrafted logs. With safe, ceramic heat, enjoy the firebox with or without flame for warming spaces up to 1000 sq. Patented LED flame technology. Incredibly life-like, inner lit, glowing log set. Bright, energy efficient LED lighting. 26 x 25 x 10 in.