Delivering power when you need it, the Mighty Max ML5-6 6 Volt 5 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. The ML5-6S is an Absorbent Glass Mat (AGM) technology with a valve regulated design, that can be used in enclosed and indoor environments without leaking or maintenance, providing a superior performance for thousands of models. 6 Volt 5 AH Spring Top Terminals Rechargeable Sealed AGM Maintenance-Free Battery by Mighty Max for Lantern, Portable Light, Flashlight, Fencing, Game Feeder.