---
product_id: 737148675
title: "SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case"
brand: "swarking"
price: "4 zł"
currency: PLN
in_stock: false
url: https://www.desertcart.pl/products/737148675-swarking-replacement-battery-702428-compatible-with-sony-wf-1000xm4-702428
store_origin: PL
region: Poland
---

# Fast charging efficiency UL certified A+ grade cells 551+ charge cycles SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case

**Brand:** swarking
**Price:** 4 zł
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your vibe, never miss a beat!

## Quick Answers

- **What is this?** SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case by swarking
- **How much does it cost?** 4 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/737148675-swarking-replacement-battery-702428-compatible-with-sony-wf-1000xm4-702428)

## Best For

- swarking enthusiasts

## Why This Product

- Trusted swarking brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Endless Power Boost:** Up to 551+ reliable charge cycles to keep your Sony WF-1000XM4 powered longer than ever.
- • **Rapid Recharge Ready:** Experience lightning-fast charging that gets you back to your music in no time.
- • **Risk-Free Confidence:** 35-hour responsive customer support with replacement or refund guarantee for total peace of mind.
- • **Seamless DIY Upgrade:** Easy to install with abundant online tutorials—no tech expert needed to refresh your earbuds.
- • **Premium Certified Quality:** UL certified A+ grade cells ensure safety and peak performance with every charge.

## Overview

The SwarKing Replacement Battery 702428 is a high-quality, UL certified A+ grade battery designed specifically for Sony WF-1000XM4 charging cases. It delivers fast charging and supports over 550 charge cycles, ensuring long-lasting performance. Easy to install with online guidance and backed by responsive customer support, it’s the perfect upgrade to keep your earbuds energized and ready.

## Description

Specification：  Part number：702428  Type：Polymer  Capacity：520mAh/2.0Wh  Compatible models： Sony WF-1000XM4 702428 Charging Case    Package includes： -1 x Grade A+ Battery+1 x Set of Tool Kit  Product Description：  ✔1.We don’t provide an instruction manual. You can find instructional videos on YouTube. We always recommend a trained technician replace it.  ✔2.To have the best use effect, please use up all the battery power until the phone automatically shuts down, and then fully charge it. Repeat this action 3-5 times to make the battery achieve its best use effect.  ✔3. Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life.    Note：  1. Please double check the model number of your device before purchasing to determine if this battery is compatible with your device.  2. Due to lighting and screen differences, product colours may vary slightly from the images. 9.Please do not hesitate to contact us if you have any questions or queries about the products you have received.

## Features

- 【Compatible Model】 Please Make sure your phone is suitable for this replacement battery before ordering. Battery Model: 702428 Battery.
- 【Durable】100% brand new, high quality, upgraded batteries with A+ grade cells, UL certified. Each battery is tested under strict quality control standards before shipment, fast charging and high efficiency, can provide you with up to 547+ cycles of charging.
- 【Quality Assurance】 100% brand new, high quality, upgraded batteries with A+ grade cells, UL certified. Each battery is tested under strict quality control standards before shipment, fast charging and high efficiency, can provide you with up to 551+ cycles of charging.
- 【Easy To Install】Instruction/Manual NOT included, but there are many installation tutorials videos on YouTube to reference.
- 【Customer Guarantee】 We take care of all quality-related problems with a replacement or a complete refund. If you are not 100% satisfied with your battery change when using this battery during the period, we will reply to you within 35 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Antenna Location | Indoor/Outdoor |
| Battery Weight | 100 Grams |
| Unit Count | 72.0 Count |
| Battery Cell Type | Polymer |
| Battery Capacity | 520 Milliamp Hours |
| Reusability | Rechargeable |
| Voltage | 220 Volts (DC) |

## Product Details

- **Number of batteries:** 1 Lithium Polymer batteries required. (included)
- **Brand:** SwarKing
- **Battery cell composition:** Polymer
- **Battery capacity:** 520 Milliamp Hours
- **Recommended uses for product:** Indoor/Outdoor

## Images

![SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case - Image 1](https://m.media-amazon.com/images/I/61Bp8HgExRL.jpg)
![SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case - Image 2](https://m.media-amazon.com/images/I/616q486sk6L.jpg)
![SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case - Image 3](https://m.media-amazon.com/images/I/61yuY2C-blL.jpg)
![SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case - Image 4](https://m.media-amazon.com/images/I/61dEs0c-clL.jpg)
![SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case - Image 5](https://m.media-amazon.com/images/I/71f0f4eZw0L.jpg)

## Frequently Bought Together

- SwarKing Replacement Battery 702428 Compatible with Sony WF-1000XM4 702428 Charging Case
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**Shop now:** [https://www.desertcart.pl/products/737148675-swarking-replacement-battery-702428-compatible-with-sony-wf-1000xm4-702428](https://www.desertcart.pl/products/737148675-swarking-replacement-battery-702428-compatible-with-sony-wf-1000xm4-702428)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-23*