NPP 12V 4.5Ah AGM Battery, NP12-4.5Ah F2 Ternimal, 12 Volt Rechargeable Sealed Lead Acid Garage Door Battery Replacement for Liftmaster, ADT Alarm

The NPP NP12-4Ah 12V 4Ah Replace 12V 4.2ah 12Volt 4.5ah SLA Sealed Lead Acid Rechargeable Battery with F2 terminals is a compatible replacement battery for various devices, including APC backup UPS, Verizon FIOS backup, and Belkin UPS. It has a larger capacity than the original OEM battery and is easy to install. However, there is some confusion regarding whether this battery is AGM (Absorbent Glass Mat) or SLA (Sealed Lead Acid). The product description does not mention AGM, and the battery itself does not have any indication of being AGM. This caused an issue for a customer who purchased it for a Cyberpower UPS, which requires a standard lead-acid battery. Some customers have had mixed experiences with the battery's performance. One customer mentioned that the battery did not hold a charge and needed to be jump-started every time. Another customer had to adjust the prongs to fit the standard connections on top of the battery. In terms of customer service, one customer mentioned not receiving a refund for a returned item. Overall, the NPP NP12-4Ah 12V 4Ah Replace 12V 4.2ah 12Volt 4.5ah SLA Sealed Lead Acid Rechargeable Battery with F2 terminals is an affordable option for those looking to replace their existing batteries. However, it is important to ensure compatibility and clarify whether it is AGM or SLA before making a purchase.