LONG LASTING POWER – Our 9V batteries deliver longer lasting power  MAY RESULT IN FEWER BATTERY REPLACEMENTS which can lead to savings on operating costs associated with battery replacement STRINGENT BATTERY STANDARDS – Our battery design, safety, manufacturing, and qualification follow Procell’s high battery standards following ANSI and IEC battery requirements PROCELL BATTERIES LAST IN STORAGE and are manufactured using superior cell design (vs. prior Procell Alkaline batteries) to ensure high-quality cell construction DESIGNED IN COLLABORATION WITH MANUFACTURERS to work best in professional devices, Procell batteries can operate within a temperature of -4°F to 129.2°F