1pcs Z55H 75mAh Battery for Sony Headset WF1000XM4 WF-1000XM4, Truly Wireless Earbud Noise Cancelling Headphones Premium 3.85V Battery with Installation Tools Kit

Why replace the battery?
The more you use your phone, the less battery capacity it has.
This means your battery will stay charged for less time and you will have to spend more time charging.
☺ We are a brand that specializes in providing high quality portable charger and battery products. Dedicated to providing every customer with quality products and solving their worries.
★ WF1000XM4 BATTERY
Specification: Item: Z55H Battery
Voltage: 3.85V Capacity: 0.29Wh
Condition: 100% New from Manufacturer,
Compatible Part Numbers: Z55H CP1254
Compatible with Models: for Sony WF1000XM4 WF-SP900 Bluetooth Headset
Includes:1pcs X batteries+Installation Tools Kit
Our recommendation:
If you want to know more details on how to replace the battery, please search for the corresponding battery model on YOUTUBE.
Where there will be more detailed video steps for reference.Please remember that its full performance and longevity is only achieved after 3 to 5 complete charge and discharge cycles.
Built-in upgrade smart IC chip technology, and our battery is tested under strict quality control, RoHS & CE & FCC certified.
So you can use it with confidence.
If you have any dissatisfaction with our products, please feel free to contact us, your satisfaction is our greatest motivation.
【Perfect compatibility】100% Compatible with Sony WF1000XM4 WF-1000XM4 original battery.
【Battery Voltage】3.85V Battery Capacity:75mAh
【Battery specification】Actual measured dimensions (mm): D5.5 x W12
【High-Quality Products】New upgrade with Z55H battery is made of Class A high quality batteries and with CE, FCC, UL, PSE and ROHS certification. Build-in microchip to prevent over-charging,over-discharging and over-heating
【Customer Support】: Your satisfaction is our greatest motivation, if you have any questions, Please feel to contact us. We offer a 30-day money-back guarantee, 12 months after-sales product and 24 x 7 email support. Thank you for your support.