Japan's Panasonic has created the world's longest-lasting alkaline battery, according to Guinness World Records.
Panasonic promises its new Evolta battery cell — whose name is derived from "evolution" and "voltage" — will keep gadgets running 20 per cent longer than offerings from rivals Duracell and Energizer, as well as its own upscale Oxyride batteries.
Guinness certified Evolta in a Tokyo ceremony Tuesday as "the longest-lasting AA alkaline battery cell," based on testing under guidelines set by the industry's International Electrotechnical Commission.
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