Key Features
- Rated Capacity: 308mAh lithium-ion cell, matched to OEM specifications for the 45mm Series 9 chassis.
- Built-In Safety Protection: Integrated protection circuit guards against overcharge, over-discharge, and short-circuit conditions.
- Precision Fit: Molded to fit flush within the 45mm Series 9 housing without added bulk or pressure on the display assembly.
- Solves Common Failures: Fixes rapid battery drain, sudden shutdowns, swelling, inaccurate percentage readings, and failure to charge.
Compatibility
- Apple Watch Series 9 – 45mm
- Model Number: A3009
(Note: Not compatible with 41mm Series 9 models (A3007/A3008), or other Apple Watch Series 6/7/8/SE/Ultra.)
Technical Specifications
- Product Type: Lithium-Ion Replacement Battery
- Capacity: 308mAh
- Size Compatibility: 45mm
- Condition: Brand New
Note for Technicians: Inspect for swelling or damage before installation. Use a plastic pry tool—never metal—when removing the old battery to avoid puncturing the cell. Disconnect the battery connector fully before servicing any other internal flex cables, and avoid bending or creasing the battery flex tab during reassembly.
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