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Save your expensive vacuum

Because they run constantly, battery performance worsens by the day. Replace your battery today for longer run-time and more powerful suction.

Smart locks, doorbells, solar lights, and more

A smart home is only as reliable as the batteries that power it. Power your lights for longer, recharge your doorbells less often, and re-energize aging tech products.

Browse 3.7V 1S1P

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