Batteries Comparisons
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Battery and price*
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Sizes
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Sanyo eneloop Rechargeable
Where to Buy
(*est. $10 per four-pack, AA)
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Hybrid (low self-discharge) rechargeable batteries rated at 1.5 volts. Pre-charged to 85 percent of capacity. Self-discharge very slowly, keeping 90 percent of capacity after six months, 85 percent after a year. Can be recharged up to 1,000 times. Store best at cool temperatures (down to -4 degrees F.) Available in AAA and AA sizes, plus adapters to use in place of C and D batteries. Various kits and chargers are available, including a charger that plugs into any USB port.
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Energizer e2 Lithium
Where to Buy
(*est. $12 per four-pack, AA)
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Disposable lithium, 1.5 volts: AA and AAA sizes. Keep charge ten years in storage.
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Duracell CopperTop alkaline
Where to Buy
(*est. $3.50 per four-pack, AA)
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Disposable; AA, AAA, C, D and 9-volt.
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All Batteries
Duracell CopperTop alkaline, Energizer e2 Lithium, Sanyo eneloop Rechargeable
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Batteries Comparisons
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