Mighty Max Battery 12V 35AH GEL Battery for Generac OD4575 Rechargeable Sealed Gel 12350 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
Amazon.com: ML35-12 - 12V 35AH U1 Deep Cycle AGM Solar Battery Replaces 33Ah, 34Ah, 36Ah : Health & Household