---
product_id: 434969692
title: "3.7V 800mAh Replacement Battery for Sony WF-1000XM3 WF-SP900 Wireless Bluetooth Earphones Charging Case, 1588-0911 USN-14500PW 0"
brand: "startong"
price: "103.89 DT"
currency: TND
in_stock: true
category: "Startong"
url: https://www.desertcart.tn/products/434969692-3-7v-800mah-replacement-battery-for-sony-wf-1000xm3-wf
store_origin: TN
region: Tunisia
---

# 3.7V nominal voltage for stable performance 300+ recharge cycles for longevity 800mAh high-capacity power 3.7V 800mAh Replacement Battery for Sony WF-1000XM3 WF-SP900 Wireless Bluetooth Earphones Charging Case, 1588-0911 USN-14500PW 0

**Brand:** startong
**Price:** 103.89 DT
**Availability:** ✅ In Stock

## Summary

> 🔋 Stay powered, stay ahead — never miss a beat with every charge!

## Quick Answers

- **What is this?** 3.7V 800mAh Replacement Battery for Sony WF-1000XM3 WF-SP900 Wireless Bluetooth Earphones Charging Case, 1588-0911 USN-14500PW 0 by startong
- **How much does it cost?** 103.89 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/434969692-3-7v-800mah-replacement-battery-for-sony-wf-1000xm3-wf)

## Best For

- startong enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Over 300 recharge cycles mean fewer replacements and more uninterrupted listening sessions.
- • **Power Up Your Day:** 800mAh capacity ensures your Sony earbuds stay charged longer, keeping you connected and productive.
- • **Compact & Lightweight:** Slim 50x17x14mm design weighing just 25g fits perfectly without adding bulk.
- • **Certified Safety First:** UL, CE, UN38.3, and RoHS certifications guarantee a reliable, worry-free battery experience.
- • **Seamless Compatibility:** Perfectly engineered for Sony WF-1000XM3 and WF-SP900 charging cases—plug and play without a hitch.

## Overview

This 3.7V 800mAh Li-ion Polymer replacement battery is designed specifically for Sony WF-1000XM3 and WF-SP900 charging cases. It offers a high-capacity, long-lasting power source certified for safety and reliability, supporting over 300 recharge cycles. Compact and lightweight, it ensures your wireless earbuds remain charged and ready, backed by a 180-day warranty.

## Description

Battery Type: Li-ion Polymer battery Capacity: 800mAh Nominal Voltage: 3.7V Pack Dimension: 50.00 x 17.00 x 14.00 mm Weight: 25g Working Temperature: Less than 60℃(140℉)Compatible Models: Sony WF-1000XM3 WF-SP900 Charging Case Compatible Battery Part Number: 1588-0911Cautions: 1. DO NOT ATTEMPT OPEN, DISASSEMBLE THE BATTERY. 2. DO NOT CRUSH, PUNCTURE OR DISPOSE OF IN FIRE OR WATER. 3. DO NOT EXPOSE TO ABOVE 60℃(140℉).

## Features

- Compatible Models: Sony WF-1000XM3 WF-SP900 Charging Case; Compatible Battery Part Number: 1588-0911
- 100% Compatible with original battery; 180 days warranty
- Capacity: 800mAh; Nominal Voltage: 3.7V
- Battery Type: Li-ion Polymer battery; Safe and reliable battery certified by UL, CE, UN38.3, RoHS
- Over 300 times cycle life; Long working time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09QPJRHZ2 |
| Battery Capacity | 800 Milliamp Hours |
| Battery Cell Composition | Lithium Polymer |
| Battery Cell Type | Lithium Polymer |
| Battery Weight | 20 Grams |
| Best Sellers Rank | #300,831 in Electronics ( See Top 100 in Electronics ) #12,598 in Headphone Cases |
| Brand | STARTONG |
| Customer Reviews | 3.8 out of 5 stars 3 Reviews |
| Manufacturer | STARTONG |
| Model Number | USN-14500PW |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Reusability | Rechargeable |
| Unit Count | 1 Count |
| Voltage | 3.7 Volts |

## Product Details

- **Number of Batteries:** 1 Lithium Polymer batteries required. (included)
- **Brand:** STARTONG
- **Battery Cell Composition:** Lithium Polymer
- **Battery Capacity:** 800 Milliamp Hours
- **Unit Count:** 1 Count

## Images

![3.7V 800mAh Replacement Battery for Sony WF-1000XM3 WF-SP900 Wireless Bluetooth Earphones Charging Case, 1588-0911 USN-14500PW 0 - Image 1](https://m.media-amazon.com/images/I/41sRC4Q+dpL.jpg)

## Frequently Bought Together

- STARTONG 3.7V 800mAh Replacement Battery for Sony WF-1000XM3 WF-SP900 Wireless Bluetooth Earphones Charging Case, 1588-0911 USN-14500PW 0
- STRENG-CELL 2 Pack CP1254 Replacement Battery for Sony Wf1000X XM3 SP600 700 900 Battery Jabra Rox BandO H5 E6 Galaxy Buds Bluetooth Headset Battery Varta ICR LIR 1254 A2 A3 Made in Germany

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**Shop now:** [https://www.desertcart.tn/products/434969692-3-7v-800mah-replacement-battery-for-sony-wf-1000xm3-wf](https://www.desertcart.tn/products/434969692-3-7v-800mah-replacement-battery-for-sony-wf-1000xm3-wf)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-14*