BangRui Smooth Soft Edge Electric Can Opener with One-Button Start and One-Button Manual Stop (Red) The operation is simple: touch one button to enable it to automatically route and open the can lid. You can turn off the switch when the lid is open. It can automatically grab the lid and pick it up, and work on cans of various sizes ( except for edgeless cans and special-shaped cans). Innovative technology: With the latest technology, the can opener cuts the inner side of the lid safely, it keeps the can lid with smooth and perfectly sealed edges which allows you to preserve your unfinished can food. The product requires 4 AA batteries to function (batteries are not included). Made of durable, safe and solid ABS and alloy steel; wear-resistant accessories; safety grooves and sliding gears help to prevent accidental bruising of your fingers; easy to clean; no need of water for cleaning; stains can be wiped off with clean, damp cloth. Comfortable and portable: It is compact and comfortable to use. The product is friendly to both left-handed and right-handed users and seniors with arthritis. It is easy to clean, simply clean it with a clean wet cloth, do not rinse it. It can be conveniently stored it in the kitchen drawer. It is the top choice for your outdoor parties and family kitchen tools. BangRui can opener uses special brand package to make it easier to identify, preventing consumers from buying counterfeit and shoddy products.