Energizer Ultimate Lithium Batteries, AA

1.5V. 20 year shelf life. No. longest lasting battery. Nothing outlasts energizer. Guaranteed not to leak (see www.energizer.com/guarantee). Lightweight and performs in extreme temperatures (-40 degrees F to 140 degrees F). www.energizer.com. www.energizer.ca. Questions or comments? 1-800-383-7323.