Panasonic BR-2/3ASSP, BR-2/3A 3 Volt 1200mAh Lithium Battery
Amazon.com: Panasonic CR123A-12PK Lithium 3V Photo Lithium Battery, 0.67" Diameter x 1.36" H (17.0 mm x 34.5 mm), Black/Gold/Blue (Pack of 12) : Health & Household
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Panasonic CR123A Battery 3v Lithium | OSI Batteries