🔋 Power your premium sound—never miss a beat with OHZHAO’s pro-grade battery upgrade!
The OHZHAO 2-pack Z55H 75mAh Li-ion batteries are precision-engineered replacements for Sony WF-1000XM4 earbuds, delivering 3.85V of optimized power. Certified for safety and quality, each battery includes a microchip to prevent overcharging, overheating, and over-discharging. The package also features an installation tools kit, enabling easy, professional-level battery swaps to keep your truly wireless earbuds performing at their best.
| Antenna Location | Compatible for Sony Headset WF1000XM4 WF-1000XM4 |
| Item Weight | 1.13 Ounces |
| Battery Weight | 1.13 Ounces |
| Unit Count | 2.0 Count |
| Battery Cell Type | Lithium Ion |
| Battery Capacity | 75 Milliamp Hours |
| Reusability | Rechargeable |
| Compatible Phone Models | Compatible for Sony Headset WF1000XM4 WF-1000XM4 |
| Voltage | 3.7 Volts |
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