3-5 years battery life.

The 42224 Duration-L 3.6Volt Lithium C-Size battery is ideal for wall clocks, memory backup, security equipment and small electronics. Lasts longer than standard alkaline batteries. Withstands extreme temperature ranges from -67 to 185 degrees Fahrenheit. 33% lighter than alkaline batteries. Use with all Pyramid TimeTrax Sync™ battery-operated analog and digital wall clocks.

• For wall clocks, memory backup, security equipment and small electronics
• 3.6Volt C-Size
• 3-5 years battery life
• Withstand extreme temperature range from -67° to 185° F (-55° to 85°c)
• 33% lighter than alkaline batteries
• Not rechargeable

• TimeTrax Sync Analog Clocks
• TimeTrax LCD Digital Clocks
• Memory Back-Ups
• Security Equipment