ALTEK ABT-5Ah/6V AGM Battery Stationary lead-acid batteries of the AGM series, produced using AGM technology, are designed for use in backup power systems. The operating mode of the batteries is buffer (with constant charging). Note: These batteries can be used in cyclic mode (in constant charge and discharge modes), but in this case, the battery life is reduced. Main characteristics of the Altek ABT-5Ah/6V AGM battery: 100% quality control, stability, and high reliability Patented alloy formula and updated technologies Excellent charging and recharging performance Service life: up to 10 years