Genuine FiOS Replacement Battery GT12080-HG - Premium Replacement for PX12072 PK Battery - PK12080-HG Accept no imitations. Only Power King Battery providesfiber to home backup units Upgrade of PX12072 - PK12080 is the next generation of the PX12072 battery for FiOS 11% longer back-up talk time Rechargeable, maintenance free, and fully recyclable through Call2Recycle.org Battery back-up box and wire connector cables not included