5layer electric food dehydrator is a versatile kitchen appliance used to preserve fruit's, vegetable, meat, and herbs by removing moisture through circulating warm air Key feature... capacity typically features 5 stackable Transparent trays, allowing you to dry multiple types of food simultaneously while monitoring the process. Temperature control... often includes an adjustable thermostat ranging from. Used idea for marking healthy snack like fruit leather's beef jerky and dried vegetable chips, Efficiency... Designed for continuous operation with some model's featuring times for up to 36 or 72hours to accommodate different food requirement (e.g. lower for herb's higher for meat