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Button cell battery Camelion SR66W-377 1.5V Alkaline, mercury-free watch battery
Summary description:
Camelion SR66W-377 is a 1.5V alkaline button cell designed for small electronic devices such as watches, calculators and some medical instruments. Mercury-free chemistry provides stable voltage and reliable shelf life. Compact size and standard voltage make it a direct replacement for compatible devices requiring SR66W/377 format.