1 Batteries-operated, non-rechargeable 2 Batteries-operated,operated by 4 pcs alkaline "AA" battery(not included) ... qty in 20"/40"/40HQ: 8740/9360/22800Product Features:Batteries-operated, non-rechargeable1 Batteries-operated,operated by 4 pcs alkaline "AA" battery ... the wine opener and is designed to help extend the rechargeable battery’s life.How to use our product?1 Use ...