Philips M3863A Replacement Battery PackHeartstart FR2 and FR2+ Power SourceThe ABE 3863 is a powerful, long-lasting replacement unit for the Philips M3863A model defibrillator battery. This unit features 12-volt power, reliable lithium chemistry and is the perfect replacement for Heartstart FR2 and Heartstart FR2+ model medical devices. With a 5 Year Shelf Life and high capacity, this battery is a great investment for emergency medical equipment that is stored long term.OEM batteries can be extremely pricey and hard to replace, however, with the Philips M3863A Replacement battery pack you can keep your defibrillator batteries up to date on a reasonable budget. This battery comes at a better price AND according to FDA, the ABE battery is equivalent to the OEM battery it is replacing. Get the best quality in your battery at the best price available here at Battery Junction.Features: Low costs can help purchases fit into tight budgetary constraints FDA Cleared under 510(k) K120350 and are constructed of green technology Warranty: 5 Years Non Rechargeable - Do not attempt to recharge Battery fits with these AEDs: Philips HeartStart FR2 FR2+ Specifications: Battery Size: AED Replacement Defibrillator Battery Battery Chemistry: LiMn02 (Lithium Manganese Dioxide) Nominal Voltage: 12V Amp-Hour Capacity: 4.2 A-Hr Watt-Hour Capacity: 50.4 W-Hr Shelf Life: 5 Years Dimensions: Length - 6.77" (171.95 mm) Width - 2.59" (65.78 mm) Height - 1.28" (32.51 mm) Weight: 0.8 lbs