Unico Counters, Mixers & Rotators Each L-BC9D by Unico GROUP: Lab Equipment & Accessories:Sample Collection & Processing:Mixers/Rotators/Grinders Item Description: Differential Counter, 8-Key, Sturdy ABS Body, Battery or AC Operated, AC Adapter Included,(2) AA Batteries (not included) Packaging Desc: Counter Differential Digital8Key Battery/Ac Operated Country of Origin: Harmonized Tariff Code: Product Description: