GIGAPACK Battery 330mAh LI-ION Samsung Watch 3 45mm EB-BR840ABY GP-183957

This replacement battery from Gigapack is designed for the Samsung Galaxy Watch 3 smartwatch in the 45 mm size, both the eSIM and the standard model. It is fully compatible with the original EB-BR840ABY battery and can be used as a direct replacement. The lithium-ion cell offers a capacity of 330 mAh, providing reliable power for the smartwatch.

Because it uses lithium-ion technology, the battery is not affected by the memory effect, so its capacity does not decline over repeated charging cycles. Its light weight and compact size match the original design, making the replacement straightforward.

This battery is a suitable option if the original Samsung smartwatch battery has run flat or failed and you want to restore the device's original runtime. It weighs only about 40 grams.