9V Size - 9 Volt - Lasts 10 Years - Ideal for Smoke Alarms
You can double your families chance of surviving a house fire by having a working smoke alarm. Using this Rayovac R9VL-1 10-year smoke alarm battery in you ionization smoke detector will give you a working smoke alarm for years! Its features include, a higher energy density, wider operating temperature range, and weighs less than ordinary alkaline batteries. So, make your home more energy efficient and family safe by using Rayovac Lithium batteries in your smoke detector.