---
product_id: 74581972
title: "40Wh M5Y1K 14.8V Battery"
brand: "ftenlyen"
price: "¥553"
currency: JPY
in_stock: null
url: https://www.desertcart.jp/products/74581972-40wh-m5y1k-14-8v-battery
store_origin: JP
region: Japan
---

# 40WH Capacity 14.8V Voltage Safety Features 40Wh M5Y1K 14.8V Battery

**Brand:** ftenlyen
**Price:** ¥553
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power Your Potential with the M5Y1K Battery!

## Quick Answers

- **What is this?** 40Wh M5Y1K 14.8V Battery by ftenlyen
- **How much does it cost?** ¥553 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/74581972-40wh-m5y1k-14-8v-battery)

## Best For

- ftenlyen enthusiasts

## Why This Product

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

## Key Features

- • **🔒 Safety First:** Equipped with advanced protection features to ensure your device's safety.
- • **⚡ Long-Lasting Energy:** Stay powered longer with a 40WH capacity, perfect for on-the-go professionals.
- • **🔄 Compatibility Champion:** Seamlessly fits a wide range of Dell Inspiron and Vostro models.
- • **🛡️ Hassle-Free Guarantee:** Enjoy peace of mind with a 60-day refund and 12-month replacement warranty.
- • **🔋 Power Up Your Productivity:** Experience uninterrupted work sessions with a robust 14.8V voltage.

## Overview

The M5Y1K battery is a high-quality, 14.8V lithium-ion power source designed for various Dell Inspiron and Vostro laptops. With a capacity of 40WH and built-in safety features, it ensures reliable performance and compatibility across multiple models. Backed by a solid warranty and customer support, this battery is the perfect upgrade for your laptop.

## Description

Full description not available

## Product Details

- **Brand:** Ftenlyen
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 2600 Milliampere Hour (mAh)
- **Recommended Uses For Product:** Laptop
- **Unit Count:** 1.0 Count

## Images

![40Wh M5Y1K 14.8V Battery - Image 1](https://m.media-amazon.com/images/I/61f3LkUWKUL.jpg)
![40Wh M5Y1K 14.8V Battery - Image 2](https://m.media-amazon.com/images/I/61wsDc4jRyL.jpg)
![40Wh M5Y1K 14.8V Battery - Image 3](https://m.media-amazon.com/images/I/812FtQoOEUL.jpg)
![40Wh M5Y1K 14.8V Battery - Image 4](https://m.media-amazon.com/images/I/71R30LV2D0L.jpg)
![40Wh M5Y1K 14.8V Battery - Image 5](https://m.media-amazon.com/images/I/715XcYovPIL.jpg)

## Questions & Answers

**Q: How long does the charge last?**
A: Awesome, 6-8 hours unless uploading photos to a website, then 
maybe 4 on a dell, 6 on  MacBook Pro

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**Shop now:** [https://www.desertcart.jp/products/74581972-40wh-m5y1k-14-8v-battery](https://www.desertcart.jp/products/74581972-40wh-m5y1k-14-8v-battery)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-04-23*