Vision CP12180 12V 18Ah Sealed Lead Acid Replacement Battery: BatteryClerk.com
12V 18Ah Replacement Battery Compatible with VISION CP12180 | Fruugo US
Mighty Max Battery 12V 18AH for Troy-Bilt 8000 Watt Generator Rechargeable Sealed Lead Acid 12180 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com