This Is A Genuine Duracell Brand 9v Alkaline Battery. It Is Packaged As A Single Battery Unit. You Can Use This Battery As You Would Any 9v Battery, In Toys, Smoke Alarms, Corldless Microphones, Etc. The Only Difference Is, This Battery Will Last Longer Than The Others You Have Been Using.. You'll Want To Switch To Duracell From Now On, For All Your Battery Needs.

* Genuine Duracell Brand

* Size: 9v Alkaline

* Single Battery Package

* Independently Tested

* Long Lasting And Reliable