---
product_id: 230611803
title: "Rome Tech CR2032 CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420"
brand: "rome tech"
price: "€ 13.61"
currency: EUR
in_stock: true
category: "Rome Tech"
url: https://www.desertcart.com.cy/products/230611803-rome-tech-cr2032-cmos-battery-for-dell-latitude-e5440-e5450
store_origin: CY
region: Cyprus
---

# 3V stable voltage output 225mAh long-lasting power Plug & play 10-min install Rome Tech CR2032 CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420

**Brand:** rome tech
**Price:** € 13.61
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your legacy devices with Rome Tech’s unstoppable energy!

## Quick Answers

- **What is this?** Rome Tech CR2032 CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 by rome tech
- **How much does it cost?** € 13.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/230611803-rome-tech-cr2032-cmos-battery-for-dell-latitude-e5440-e5450)

## Best For

- rome tech enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Ultra-small form factor fits effortlessly in tight laptop spaces
- • **Trusted Quality:** Top-rated with 4.6 stars and backed by responsive customer support
- • **Premium Longevity:** High-caliber heat shrink ensures extended battery life and reliability
- • **Effortless Installation:** Quick 10-minute swap with 2-pin connector—no tech degree needed
- • **Universal Compatibility:** Seamlessly powers Dell Latitude, AlienWare, Lenovo ThinkPad & more

## Overview

The Rome Tech CR2032 CMOS battery delivers reliable 3V power with a 225mAh capacity, designed for seamless replacement in a wide range of Dell and Lenovo laptops. Its compact size and premium heat shrink technology ensure long-lasting performance, while the easy 10-minute installation and strong customer ratings make it the go-to choice for professionals maintaining their trusted devices.

## Description

desertcart.com: Rome Tech CR2032 CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 | E7440 E7240, Dell AlienWare M11x R1 R2, Area-51 M9700 M9750, Lenovo ThinkPad P51 - 1-Pack : Electronics

## Features

- Rome Tech BIOS CMOS battery best suits to replace your broken or non-working old battery - we provide premium quality only
- Wide Compatibility – Works with Dell Latitude E5440, E5450, E6440, E6420, E7440, E7240, Dell AlienWare M11x R1, R2, Area-51 M9700, M9750, Lenovo ThinkPad P51, P52, P70, Yoga 15, and other laptops and mini PCs.
- Enjoy extended reliability of the CR2032 battery and heat shrink of a high caliber - the CMOS battery will last you for a long time
- The size of the entire unit is extremely small - will fit in almost any electronic device requires 3V Battery connector with 2 pins and 2 wires
- Quick and simple battery installation takes only 10 minutes of your time. Try our customer service for resolving any issues during battery replacement

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08HB72MLM |
| Antenna Location | Indoor/Outdoor |
| Battery Capacity | 225 milliamp_hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 1 ounces |
| Best Sellers Rank | #1,942 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #72 in Laptop Batteries |
| Brand | Rome Tech |
| Customer Reviews | 4.6 4.6 out of 5 stars (238) |
| Included Components | Battery |
| Item Weight | 68 g |
| Manufacturer | Rome Tech |
| Model Name | 22REGPN2032M |
| Model Number | 22REGPN2032M |
| Number of Batteries | 1 C batteries required. |
| Reusability | Single Use |
| UPC | 308135951304 |
| Unit Count | 1 Count |
| Voltage | 3 volts |
| Warranty Description | 30 Days |

## Product Details

- **Battery Capacity:** 225 milliamp_hours
- **Battery Cell Composition:** Lithium Ion
- **Brand:** Rome Tech
- **Number of Batteries:** 1 C batteries required.
- **Recommended Uses For Product:** Indoor/Outdoor

## Images

![Rome Tech CR2032 CMOS Battery for Dell Latitude E5440 E5450 E6440 E6420 - Image 1](https://m.media-amazon.com/images/I/61jHp4y-1YL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Frequently Bought Together

- Rome Tech CMOS Battery for Lenovo ThinkPad T60, T60p, T61, W500, W510 - BIOS RTC 3V CR2032 with 2 Pin 2 Wire Cable (1-Pack)
- Crucial MX500 1TB 3D NAND SATA 2.5 Inch Internal SSD, up to 560MB/s - CT1000MX500SSD1
- A-Tech 16GB (2x8GB) DDR3/DDR3L 1600MHz PC3L-12800 (PC3-12800) CL11 SODIMM 2Rx8 1.35V 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Modules

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.cy/products/230611803-rome-tech-cr2032-cmos-battery-for-dell-latitude-e5440-e5450](https://www.desertcart.com.cy/products/230611803-rome-tech-cr2032-cmos-battery-for-dell-latitude-e5440-e5450)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-08-26*