---
product_id: 712788861
title: "CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch"
brand: "lefix"
price: "€ 29.81"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/712788861-cmos-rtc-bios-battery-replacement-compatible-with-hp-820-g1
store_origin: IT
region: Italy
---

# 2-inch cable with 1.0mm pitch precision 20mm diameter power cell 2-pin connector for seamless fit CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch

**Brand:** lefix
**Price:** € 29.81
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your HP legacy with precision and ease!

## Quick Answers

- **What is this?** CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch by lefix
- **How much does it cost?** € 29.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/712788861-cmos-rtc-bios-battery-replacement-compatible-with-hp-820-g1)

## Best For

- lefix enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** Slim 20mm x 3.2mm battery delivers reliable RTC BIOS backup without bulk.
- • **Durable & Compatible:** Built to OEM standards, guaranteeing long-lasting performance and perfect fit for your HP devices.
- • **Optimized Cable Length:** 2-inch cable with exact 1.0mm pitch for easy installation and secure connection.
- • **Plug & Play Reliability:** Designed for hassle-free replacement, minimizing downtime and maximizing device uptime.
- • **Precision Fit Connector:** Engineered 2-pin, 2-wire design ensures flawless compatibility with HP 820 G1 & 640 G1 models.

## Overview

The LeFix CMOS RTC BIOS Battery Replacement features a 20mm diameter, 3.2mm thick CR2032 battery with a 2-pin, 2-wire connector and a 2-inch cable with 1.0mm pitch, designed specifically for seamless compatibility with HP 820 G1 and 640 G1 models, ensuring reliable BIOS power backup and easy installation.

## Description

LeFix CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch

## Features

- Battery Diameter:20mm;Battery Thickness:3.2mm
- Connector: 2 Pins & 2 Wire
- Cable Length:2 inch(Including the Connector Length)
- Connector Pitch:1.0mm Pitch
- Compatible Model:Please check the compatibility on the description page.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08PRYPHKM |
| Batteries | 1 CR2 batteries required. (included) |
| Best Sellers Rank | #16,326 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #1,160 in Laptop Batteries |
| Brand | LeFix |
| Color | Yellow |
| Customer Reviews | 4.0 4.0 out of 5 stars (125) |
| Date First Available | December 28, 2020 |
| Item Dimensions LxWxH | 1.77 x 0.79 x 0.13 inches |
| Item Weight | 0.317 ounces |
| Item model number | 820 G1 640 G1 |
| Manufacturer | LeFix |
| Product Dimensions | 1.77 x 0.79 x 0.13 inches |
| Series | cr2032 |
| Voltage | 3 Volts |

## Product Details

- **Number of batteries:** 1 CR2 batteries required. (included)
- **Brand:** LeFix
- **Battery cell composition:** Lithium Manganese Dioxide
- **Battery capacity:** 220 Amp Hours
- **Recommended uses for product:** Laptop

## Images

![CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch - Image 1](https://m.media-amazon.com/images/I/61eX1ZGh25L.jpg)

## Questions & Answers

**Q: Will this fit a Dell Latitude E7440?**
A: Not fit for E7440 because the connector is different.I think you shall buy this item.
https://www.amazon.com/dp/B089DX8VK1?ref=myi_title_dp
AMAZON ASIN:B089DX8VK1

**Q: Will this fit hp hp probook 640 g2?**
A: hello,please check this item for probook 640 g2
https://www.amazon.com/dp/B09VXPCV67?ref=myi_title_dp

**Q: Will it fit gateway m-6332 laptop**
A: have to look at ur battery and compare the wires to this one. if it dont look the same it wont fit.

**Q: Will this battery fit a hp pavilion dv7-6c90us?**
A: Not fit into hp pavilion dv7-6c90us.
The correct connector shall be this link:
https://www.amazon.com/dp/B089FJ85ZF?ref=myi_title_dp

## Frequently Bought Together

- LeFix CMOS RTC BIOS Battery Replacement Compatible with HP 820 G1 640 G1 CR2032 with Connector 2 Pins 2 Wires 1.0mm Pitch
- PNY CS900 500GB 3D NAND 2.5" SATA III Internal Solid State Drive (SSD) - (SSD7CS900-500-RB)
- Timetec 16GB KIT(2x8GB) DDR3L/DDR3 1600MHz(DDR3L-1600) PC3L-12800 Non-ECC Unbuffered 1.35V/1.5V CL11 2Rx8 Dual Rank 204 Pin SODIMM Laptop Notebook RAM

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**Shop now:** [https://www.desertcart.it/products/712788861-cmos-rtc-bios-battery-replacement-compatible-with-hp-820-g1](https://www.desertcart.it/products/712788861-cmos-rtc-bios-battery-replacement-compatible-with-hp-820-g1)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-01-23*