---
product_id: 301927026
title: "Rome Tech 45 mAh RTC CMOS Battery for Sony VAIO PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, VPCSB3T9E- BIOS ML1220 with 2 Pin and 2 Wires Cable"
brand: "rome tech"
price: "€ 13.28"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/301927026-rome-tech-45-mah-rtc-cmos-battery-for-sony-vaio
store_origin: DE
region: Germany
---

# Pre-charged 2.7-2.8V, recharges to 3.0V 45mAh high-capacity RTC battery 2-pin, 2-wire cable for seamless install Rome Tech 45 mAh RTC CMOS Battery for Sony VAIO PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, VPCSB3T9E- BIOS ML1220 with 2 Pin and 2 Wires Cable

**Brand:** rome tech
**Price:** € 13.28
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your legacy Sony VAIO with precision and ease!

## Quick Answers

- **What is this?** Rome Tech 45 mAh RTC CMOS Battery for Sony VAIO PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, VPCSB3T9E- BIOS ML1220 with 2 Pin and 2 Wires Cable by rome tech
- **How much does it cost?** € 13.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/301927026-rome-tech-45-mah-rtc-cmos-battery-for-sony-vaio)

## 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

- • **Quick & Easy Swap:** Install in just 10 minutes with the included 2-pin, 2-wire cable—no tech expertise required.
- • **Compact & Discreet:** Ultra-small form factor fits snugly inside your device, maintaining sleek design without bulk.
- • **Reliable Power Boost:** Pre-charged and rechargeable ML1220 battery ensures your Sony VAIO’s BIOS stays powered without interruption.
- • **Effortless Compatibility:** Specifically engineered for Sony VAIO models PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, and VPCSB3T9E for a perfect fit every time.
- • **Durability Meets Precision:** High-quality heat shrink protection extends battery life, giving you long-term reliability and peace of mind.

## Overview

The Rome Tech 45mAh RTC CMOS Battery is a rechargeable ML1220 model designed for select Sony VAIO laptops. Pre-charged to 2.7-2.8V and recharged to 3.0V by your device, it features a compact size with a 2-pin, 2-wire cable for quick installation. Built with durable heat shrink protection, it ensures long-lasting BIOS power reliability.

## Description

Rome Tech 45 mAh RTC CMOS Battery for Sony VAIO PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, VPCSB3T9E- BIOS ML1220 with 2 Pin and 2 Wires Cable

## Features

- PLEASE NOTE: ML1220 batteries are rechargeable and come pre-charged to 2.7-2.8V. The computer will recharge them to 3v after installation. The battery may arrive at 2.6–2.8 V; the computer will recharge it to 3.0 V after installation for normal use.
- ML1220 laptop battery COMPATIBLE with Sony VAIO PCG-41218M, Sony VAIO PCG-4121FM, Sony VAIO SVT1312B4E, Sony VAIO VPCSB, Sony VAIO VPCSB3T9E
- Enjoy extended reliability of the RTC battery and heat shrink of a high caliber - the CMOS laptop battery will last you for a long time
- The size of the CMOS battery 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

## Product Details

- **Number of Batteries:** 1 C batteries required. (included)
- **Brand:** Rome Tech
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 45 Milliamp Hours
- **Recommended Uses For Product:** Laptop

## Images

![Rome Tech 45 mAh RTC CMOS Battery for Sony VAIO PCG-41218M, PCG-4121FM, SVT1312B4E, VPCSB, VPCSB3T9E- BIOS ML1220 with 2 Pin and 2 Wires Cable - Image 1](https://m.media-amazon.com/images/I/61RtRlrYx1L.jpg)

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**Shop now:** [https://www.desertcart.de/products/301927026-rome-tech-45-mah-rtc-cmos-battery-for-sony-vaio](https://www.desertcart.de/products/301927026-rome-tech-45-mah-rtc-cmos-battery-for-sony-vaio)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-03-16*