Ignis EB2100 Ethanol Fireplace Burner Insert Eco-Friendly - Doesn't Produce Any Smoke, Soot or Dangerous Gases Ventless - No Chimney, No Gas or Electric Lines Required; Easy Maintenance - Just Wipe it with a Damp Cloth Once in a While Capacity: 10 Liters; Approximate Burn Time - 8 Hours per Refill; Approximate BTU Output: 23000; Double Layer What's in the Box: (1) EB2100 Ethanol Burner, (1) Damper Tool and User's Manual Dimensions: 22.25" x 12" x 4.5"