12V 7.2 AH uses a state of the art, heavy-duty, calcium-alloy grid that provides exceptional performance and service life in both float and cyclic applications.2AH SLA Battery for Altronix LPS3C12X + 12V Charger Delivering power when you need it, the Mighty Max ML7-12 12 Volt 7. SLA / AGM spill proof battery has a characteristic of high discharge rate, wide operating temperatures, long service life and deep discharge recover.