The Champ glass kiln runs on 120v - requires 20 amp breaker. Inside dimensions 14.5" wide x 6" deep., .62 cubic feet. Lid element for fusing and slumping and 12-key controller with four user programs, 8 segments for ramp up/down and hold times. Easy access 18" tall stand. Fires to 1700 degrees. Furniture Kits for 120 volt glass fusing kilns include 2 layers of shelving for stacking ware, assorted square posts, ceramic paper and a one pound bag of kiln wash. Instruction manual, and warranty card included.Two-year warranty.