Featuring with its consumer-focused extra long tabs, Power One batteries are manufactured at the world's most up-to-date and biggest production site for hearing aid batteries in Ellwangen/Germany—well recognized for manufacturing quality and detailed precision. Subject to Germany's stringent safety guidelines and quality checks, every cell is tested for its electrical and mechanical characteristics in compliance with its specification. Additional Details ------------------------------ Product description: Featuring with its consumer-focused extra long tabs, Power One batteries are manufactured at the world's most up-to-date and biggest production site for hearing aid batteries in Ellwangen/Germany—well recognized for manufacturing quality and detailed precision. Subject to Germany's stringent safety guidelines and quality checks, every cell is tested for its electrical and mechanical characteristics in compliance with its specification.