Power your industrial and professional devices with Energizer Industrial AAA Lithium Batteries. Construction site, facility maintenance, medical center, business office, classroom: Wherever you work, lithium power keeps you on the job with the longest-lasting professional batteries in high tech devices. Plus, these AAA batteries are 100% leak proof in standard use, giving your work site electronics a long and productive life. They perform in extreme temperatures of -40ºF to 140ºF. And because they hold their power with up to 20 years of shelf life, you won’t have device downtime. Know what else? You get all that in a lithium heavy duty AAA battery that weighs 33% less than an alkaline AAA. So, when work depends on door locks, hand sanitizers, pen flashlights, and more, you can count on the power and protection of Energizer Industrial AAA Lithium Batteries.