Panasonic CR1620 3V Lithium Battery The Panasonic 3 volt Lithium Ion Battery is a button style battery which has been designed to last longer than an Alkaline battery and has a 75mAh capacity. The Panasonic 3 volt Lithium Ion Battery is a button style battery which has been designed to last longer than an Alkaline battery and has a 75mAh capacity.
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