Battery Replacement for Apple Watch Series 1 42mm

Replacement Li-ion polymer battery for Apple Watch Series 1 42mm. Restores depleted runtime when standby drops or the watch shuts down before end of day.

Specifications:
Model: A1579
Battery Type: Li-ion
Voltage: 3.80 V
Capacity: 246mAh

Compatibility:

• Apple Watch Series 1 42mm — A1554, A1803 (identify your model)

Instructions:

https://www.ifixit.com/Guide/Apple+Watch+Series+1+Battery+Replacement/113778

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