This is the Digital FireFly Kiln. It plugs in almost anywhere on a household 120 volt outlet. Take this kiln to seminars or on vacation. The Paragon FireFly Digital is an excellent choice for beginners. It fires rapidly with a digital Sentry Xpress controller at the precise rate and temperature you choose. The controller stores up to 4 custom programs in memory. The display shows the kiln temperature throughout firing and cooling in your choice of °F or °C. Customize your programs with up to 8 segments per firing. SPECIFICATIONS: Electrical: 120 volts, 14 amps, 1,680 watts, 5-15R receptacle Interior: 8" square x 4 1/2" high, .16 cu. feet Exterior: 15" wide x 18 1/2" deep x 12" high (The 3" tall built-in stand is included in the exterior height.) The 1/4" pyrometer hole is drilled in the hinge side of the kiln. Maximum temperature: 2350 F Pyrometer: Reads up to 1999 F Shipping Weight: 45 lbs.