Whether you sell or buy hay you need to know the moisture content to ensure top quality and prevent molding during storage. Portable, easy-to-use meter lets you monitor conditions to know when to bale and how to store. Vinyl case protects the meter even while in use. Convenient handle and durable 18" probe with pistol-grip handle design make it easy to push tester into even the tightest bales. Adjustable for density, hay cutting and hay type. Measures moisture levels from 35-75%. Temperature range 32°F to 225°F. 9-volt battery included. USA made.