For Apple Watch Series 7 45mm 309mAh Li-ion Battery Tag-For Watch 1p IEEE standard 802

1p IEEE standard 802

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For Apple Watch Series 7 45mm 309mAh Li-ion Battery Tag-For Watch 1p IEEE standard 8021. Li ion battery for Apple Watch Series 7 45mm 309mAh 2. Best replacement for the original battery with comparable standby and talk time 3. The Li ion battery provides excellent continuous power sources to your device 4. Use the authorized charger only 5. If you do not use the battery for a long time, please put it in a dry and cool place and make it full charged once every three months 6. Compared with Nickel Cadmium battery, the Li ion battery has