Contains: 1 Unit, 1 Ceramic Sharpening Stone, 1 Plastic Test Stick, 1 Magnifying Lens, 1 Users Manual, 1 Quick Start Guide, and 2 AA Batteries. Dental Imaging & X-Ray. Dental Lab. Dental Supplies. The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies.