Professional lithium coin industrial battery. Specially designed to deliver reliable and safe power in professional devices with high rate discharge under intermittent or continuous drain, such as security equipment, cameras, lighting, and FOBs. Manufactured using superior cell design to ensure high-quality cell construction, each battery comes with a quality warranty. Design, safety, manufacturing, and qualification follow Procell's stringent battery standards, which incorporate parts of the ANSI and IEC battery standards. Coated with a bitterant to discourage ingestion by children. Child secure packaging: tamper-proof pack with double blister so that it is impossible for a child to open without scissors. B2B battery for professional use only. Contains 20 batteries, 4 cards with 5 on each card.