







🔋 Power your premium sound experience without missing a beat!
This Replacement Battery 702428 is a high-quality, UL certified polymer battery with 520mAh capacity, designed specifically for the Sony WF-1000XM4 charging case. Engineered for fast charging and durability, it delivers over 547 charge cycles, ensuring long-lasting performance. The package includes a tool kit for easy installation, supported by online tutorials, and comes with a customer satisfaction guarantee for a worry-free upgrade.
| ASIN | B0D3DHLD6X |
| Antenna Location | Indoor/Outdoor |
| Battery Capacity | 520 Milliamp Hours |
| Battery Cell Composition | Polymer |
| Battery Cell Type | Polymer |
| Battery Weight | 100 Grams |
| Best Sellers Rank | #1,441 in Camcorder Batteries |
| Brand | SwarKing |
| Manufacturer | shenzhen baoran keji youxiangongsi |
| Model Name | 702428 US |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Recommended Uses For Product | Indoor/Outdoor |
| Reusability | Rechargeable |
| Unit Count | 1.0 Count |
| Voltage | 3.7 Volts (DC) |
| Warranty Description | 6 Month Warranty Against Manufacturer Defects |
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