Powermax
Ultra
Historical Reference
This product is included for historical comparison and is not currently recommended for purchase.
Alkaline with 2,132 mAh capacity. Claims 10-year shelf life. Poor cold weather performance. Made in Vietnam.
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Finally! A Battery That's Better Than Energizer And Duracell!
Project Farm
Dec 21, 2025
Ranked #23
2.3
"Alkaline with 2,132 mAh capacity. Claims 10-year shelf life. Poor cold weather performance. Made in Vietnam."