Amazon.com: Replacement for SEALAKE FM12170 Battery - Replacement UB12220 Universal Sealed Lead Acid Battery (12V, 22Ah, 22000mAh, T4 Terminal, AGM, SLA) : Health & Household
MIGHTY MAX BATTERY 12V 22AH SLA Battery Replacement for SeaLake FM12170 MAX3884074 - The Home Depot
Mighty Max Battery 12V 18AH SLA Battery for Sealake FM12170E Rechargeable Sealed Lead Acid 12180 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com