Philips FR2/FR2+ Replacement Long-Life Battery has a shelf-life of 5 years from the date of manufacture so having an extras on hand is always a good idea. This Philips battery pack will last up to 5 years in your FR2 or FR2+ and it comes with a 4-year manufacturer's warranty. According to performance data from Philips, a new FR2 / FR2+ Battery Pack should provide up to 300 shocks or 12 hours of patient monitoring capability.

• Battery type: 12 Volt DC, 4.2 Ah, lithium manganese dioxide. Disposable, long-life primary cell.
• Capacity: When new, a minimum of 300 shocks or 12 hours of operating time at 77 degrees F (25 degrees C).
• Shelf life (prior to installation): Usually 5 years from date of manufacture when stored under standby environmental conditions in original packaging.
• Standby life (after installation): Usually 5 years. >4 years when stored under standby environmental conditions (battery installed, FR2+ unused).
• Storage temperature: 32 degrees to 109 degrees F (0 degrees to 43 degrees C).
• Shipping temperature: -4 degrees to +140 degrees F (-20 degrees to +60 degrees C).
• Battery limitations: Per battery labeling, never charge, short circuit, puncture, deform, incinerate, heat above 60 degrees C, or expose contents to water. Remove the Philips HeartStart FR2 / FR2+ Battery Pack from your AED when discharged.