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The Duracell Ultra 12V 20Ah is a sealed lead-acid deep cycle battery built for repeated discharge and recharge rather than engine starting. Its 20Ah capacity suits trolling motors, electric scooters, mobility chairs, fish finders, and small solar or backup setups. Against lithium rivals it is heavier and shorter-lived per cycle, but it is simpler to charge and works with ordinary lead-acid chargers. Owners value the brand name and sealed, spill-resistant build; the main complaints are weight and a shorter service life than lithium.
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Lowest price we've seen: $94.99 on Nov 10 at Batteries Plus. Tracked across 1 store since Nov 10.
Owners generally report the battery does its job in trolling motors, scooters, and backup setups, with the Duracell name adding confidence. Complaints center on weight and on capacity fading sooner than expected with heavy use.
