Description
Brand‑New Z55H 3.85V 70mAh Replacement Battery for Sony WF‑1000XM4 Bluetooth Earbuds
Give your favorite Sony WF‑1000XM4 earbuds a fresh burst of power with the high‑capacity Z55H 3.85 V 70 mAh battery. Engineered to match the original specifications, this premium replacement restores full listening time, deep bass, and crystal‑clear calls—so you can enjoy uninterrupted music, podcasts, and meetings.
Key Highlights
- 🔋 70 mAh High‑Capacity Cell – Extends playtime up to 6 hours per charge, matching the performance of the factory battery.
- ⚡ 3.85 V Output – Precise voltage ensures stable power delivery and protects internal circuitry.
- 🔧 Free Gift Tools Included – Mini screwdriver, pry tool, and anti‑static wrist strap for a hassle‑free DIY replacement.
- 🛡️ Premium Safety Standards – Built‑in over‑charge, short‑circuit, and temperature protection.
- 💎 Brand‑New, OEM‑Grade Quality – No refurbished parts, 100 % reliable performance.
Full Compatibility
This Z55H battery is specifically designed for the Sony WF‑1000XM4 true‑wireless earbuds. It fits perfectly into the original battery compartment and works seamlessly with the earbud’s firmware and charging case.
What’s Inside the Package
- 1 x Z55H 3.85 V 70 mAh replacement battery
- 1 x Mini screwdriver (Phillips #00)
- 1 x Plastic pry tool
- 1 x Anti‑static wrist strap
- 1 x Quick‑start installation guide
Easy Installation Tips
- Power off the earbuds and remove the charging case.
- Use the included pry tool to gently open the battery compartment.
- Swap the old cell with the new Z55H battery, aligning the contacts correctly.
- Secure the compartment, re‑assemble the case, and enjoy up to 6 hours of continuous playback.
Why Choose Our Z55H Battery?
Choosing our replacement battery means you get a reliable, long‑lasting power source backed by a 12‑month warranty and dedicated customer support. Keep your Sony WF‑1000XM4 earbuds performing at their best without the cost of a new set.
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