Monitor the DriTec 4000i system performance, and set minimum and maximum humidity levels to eliminate concerns about over-drying, no other desiccants offer this feature! Onboard min/max humidistat controls and pint-per-day display. 33% smaller than closest competitor. Equipped with positive thermal coefficient heaters for better efficiency, safety and longer life. Sturdy and highly portable even works on its back for low-clearance areas. Rugged vacuum-molded back protects the unit for loading and transport. Built-in compartment provides storage for power cords and ducting. Handy on-unit guide for ducting setup.