MK Battery 6-Volt 4 Ah Battery

Sealed, maintenance-free design-never need to add water. Non-spillable-battery can be mounted in any position without danger of leaking electrolyte (upside down installation not recommended). Longer service life-lead calcium alloy provides longer battery life and performance. Safe technology (valve-regulated)-produces minimal amounts of gassing. Longer shelf life-battery can be stored in excess of 12 months at 20c. Features