---
product_id: 74208475
title: "FSI 380 mAh LQ-S1 Replacement Battery For Android IOS Phone Supported Smart Watch"
brand: "fsi"
price: "S$9"
currency: SGD
in_stock: false
reviews_count: 8
url: https://www.desertcart.sg/products/74208475-fsi-380-mah-lq-s1-replacement-battery-for-android-ios
store_origin: SG
region: Singapore
---

# 4.2 V Charging Voltage Bluetooth Connectivity 380 mAh Capacity FSI 380 mAh LQ-S1 Replacement Battery For Android IOS Phone Supported Smart Watch

**Brand:** fsi
**Price:** S$9
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power Up Your Day with FSI!

## Quick Answers

- **What is this?** FSI 380 mAh LQ-S1 Replacement Battery For Android IOS Phone Supported Smart Watch by fsi
- **How much does it cost?** S$9 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/74208475-fsi-380-mah-lq-s1-replacement-battery-for-android-ios)

## Best For

- fsi enthusiasts

## Why This Product

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

## Key Features

- • **Fast Charging:** Enjoy quick recharges with a 4.2 V charging voltage.
- • **Unleash Power:** Experience a robust 380 mAh capacity for all-day performance.
- • **Durable Design:** Crafted for reliability, ensuring your smartwatch stays powered.
- • **Lightweight & Compact:** Weighing only 499 g, it's designed for portability without compromise.
- • **Seamless Connectivity:** Stay connected effortlessly with Bluetooth compatibility.

## Overview

The FSI 380 mAh LQ-S1 Replacement Battery is engineered for optimal performance in Android and iOS supported smartwatches. With a robust 380 mAh capacity and a 4.2 V charging voltage, this lithium-ion battery ensures your device stays powered throughout the day. Its Bluetooth connectivity and lightweight design make it a perfect companion for tech-savvy professionals on the go.

## Description



## Features

- Best Quality and Performance
- €Capacity : 380 mAh, Charging Voltage : 4.2 V
- €Durable and Reliable Performance from a high quality manufacturing unit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | FSI |
| Manufacturer | fsi |
| Package Dimensions | 11 x 9 x 4 cm; 499 g |
| Item model number | 380 |
| Connectivity Type | Bluetooth |
| Voltage | 4.2 Volts |
| Power Source | battery powered |
| Hardware Platform | android |
| Operating System | android |
| Battery Description | lithium-ion |
| Are Batteries Included | No |
| Manufacturer | fsi |
| Item Weight | 499 g |

## Images

![FSI 380 mAh LQ-S1 Replacement Battery For Android IOS Phone Supported Smart Watch - Image 1](https://m.media-amazon.com/images/I/31R1ONbuZPL.jpg)
![FSI 380 mAh LQ-S1 Replacement Battery For Android IOS Phone Supported Smart Watch - Image 2](https://m.media-amazon.com/images/I/31rpi4eFYaL.jpg)

## Customer Reviews

### ⭐ 1.0 out of 5 stars







  
  
    Hate it
  

*by A***I on Reviewed in India on 13 September 2018*

I did not like it while comming toook to much time not good and no wrap so carlesssly given plzz dont buy1 it

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Four Stars
  

*by A***R on Reviewed in India on 19 December 2017*

Super

### ⭐⭐⭐ 3.0 out of 5 stars







  
  
    Fair
  

*by M***H on Reviewed in India on 22 August 2019*

Fair

---

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**Shop now:** [https://www.desertcart.sg/products/74208475-fsi-380-mah-lq-s1-replacement-battery-for-android-ios](https://www.desertcart.sg/products/74208475-fsi-380-mah-lq-s1-replacement-battery-for-android-ios)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-10*