The Vevor LR44 button cell battery pack includes 40 alkaline coin batteries designed for dependable everyday power. Each battery provides 1.5V output with 153mAh capacity for use in small electronics such as remote controls, watches, clocks, calculators, and select medical devices. The batteries feature leak-proof, non-mercury construction and are individually sealed in blister packaging for safer storage and handling. Their broad compatibility makes them a practical replacement option for many common LR44-style battery applications.