The Tesla Button Lithium Batteries CR2430 are a pack of mercury-free lithium cell batteries with a voltage of 3V. These coin cell/button batteries are designed for high drain devices. TESLA BUTTON LITHIUM BATTERIES, CR2430 Mercury free Lithium Cell Battery 3V, 7 Year Shelf Life, A Long-lasting, Leak-free, Suitable for flashlights, car keys, watches, key fobs, 5 count [Pack of 1
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