10 tray, 600 W heating element. Ultra quiet fan. Each tray measures 14-1/4 x 10-3/4 in. Rear-mounted drying system circulates air from back to front through each tray making tray rotation unnecessary. color-coded thermostat adjusts from 84 to 155 deg F. Solid ABS thermoplastic construction. Lightweight countertop design. 10 sq-ft of drying space.