Double walled, Inner Chamber S.S. Outer Body M.S. with epoxy powder coating paint. Insulation between inner & outer wall with polyurethane foam (PUF) . Temperature Range: 10°C to 60°C ± 1°C. Controller (Temperature & Humidity): The Temperature is totally Microprocessor Based Digital Temperature Humidity Controller for accurate temperature rating. Safety thermostat to prevent overheating.Feature exterior illumination support through 5 levels light control (0%, 25%, 50%, 75% and 100%). Door with synthetic rubber gasket & Door has a glass viewer window. Humidity Range: 5% Above Ambient From 40% To 95% RH ±3% RH At Cool Temperatures. Hermetically Sealed Air Cooling Compressor (CFC Free).. Cabinet is mounted on castors for easy movement from one place to another. Power: Power input to be 220-230 Volts AC, 50/60 Hz fitted with Indian plug.