Power your industrial and professional devices with Industrial AA Lithium Batteries whether working in construction, facility maintenance, medical center, business office or classroom. Long-lasting, professional AA batteries keep your electronics up for the job. In normal use, they're 100 percent leakproof to protect your work-site devices, and they operate in temperatures ranging from negative 40 to 140 degrees Fahrenheit. With this battery's 20-year shelf life, you won't have device downtime. All of that lithium performance comes in a heavy-duty AA battery that weighs 33 percent less than an alkaline AA. When work depends on automatic paper towel dispensers, hard hat lights, pulse oximeters and more, you can rely on the power and protection of Industrial AA Lithium Batteries.