Amazon.com: Mighty Max Battery ML5-12 - 12 Volt 5 AH Rechargeable SLA Battery - Mighty Max Brand Product : Health & Household
NiMH Rechargeable Battery Pack, 800 mAh, 12V - LITEGEAR INC.
Matrix 12V 3000mAh NiMH Battery - goBILDA
TETRIX® MAX 12-Volt Rechargeable 3,000 mAh NiMH Battery Pack (W39057)
Mighty Max Battery ML8-12- 12 Volt 8 AH, F1 Terminal Rechargeable Sealed Lead Acid 1280 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com