RAYOVAC Silver Oxide Watch Battery RW300 R329

10 SR329/RW300 watch batteries from Rayovac. Rayovac has been manufacturing batteries in Wisconsin, USA since 1906 and the company has continued its innovation in battery cells for the civilian and military sectors ever since. Today, with over 600 employees worldwide, it produces more than 1 billion batteries per year as part of Spectrum Brands, from sites across America.