Double walled inside Stainless Steel 304. Outside made of Mild steel and painted in Epoxy Powder Coating. Insulation of 75mm by High Grade Glass wool. (Thermostatic/Digital Control options) Heating Elements are on three sides' bottom, LHS & RHS Ribs. With air ventilation on two sides. Perforated adjustable two shelves. Temp range ambient to 250°C with ±1°C accuracy Work on 220/230 volts-50Hz. Chamber Size: 300x300x300mm (12"x12"x12") No. of Shelves - 2 Capacity - 28L