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๐ Power up your premium sound โ donโt let a dead battery hold you back!
This 2-pack Z55H 75mAh lithium-ion battery set is a perfect, 100% compatible replacement for Sony WF-1000XM4 earbuds. Featuring a stable 3.85V output and built-in smart IC chip, it ensures safe, efficient charging and discharging. Certified by CE, FCC, UL, PSE, and RoHS, it comes with an installation tools kit and cleaning brush for easy DIY replacement. Backed by a 30-day money-back guarantee and 12 months of customer support, itโs the ultimate power upgrade to keep your truly wireless earbuds performing like new.








| ASIN | B0D6W75JQS |
| Antenna Location | MP3 Player |
| Battery Capacity | 75 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 40 Ounces |
| Best Sellers Rank | #37,775 in Electronics ( See Top 100 in Electronics ) #6,326 in Headphones, Earbuds & Accessories |
| Brand | OHZHAO |
| Compatible Phone Models | Compatible for Sony Headset WF1000XM4 WF-1000XM4 |
| Customer Reviews | 4.3 4.3 out of 5 stars (65) |
| Manufacturer | Shenzhen Maxpower Technology Co Ltd., |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Reusability | Rechargeable |
| Unit Count | 2 Count |
| Voltage | 3.85 Volts |
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