Patented converge-flow drying system Opaque vita-save exterior helps block light which can destroy the nutrients content of the food Adjustable thermostat Manufacturer: Sonifer Timer setting 1 - 24 hours, 30 minute increments minutes Temperature setting 35- 70°C in 5°C increments vegetables,mushrooms, flowers, herbs,fish, meat and bread Suitable for drying fruits, Precise digital time and temperature setting 8 drying trays "BPA free" Power supply: 220V Power: 400W.