--- product_id: 345295286 title: "Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector" brand: "rome tech" price: "€ 23.87" currency: EUR in_stock: true category: "Rome Tech" url: https://www.desertcart.com.cy/products/345295286-rome-tech-cr2025-cmos-battery-for-dell-alienware-m15-m17 store_origin: CY region: Cyprus --- # 225mAh long-lasting capacity 3V Lithium Manganese Dioxide power 2-wire FI connector for easy install Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector **Brand:** rome tech **Price:** € 23.87 **Availability:** ✅ In Stock ## Summary > ⚡ Power your Alienware BIOS like a pro — never miss a beat! ## Quick Answers - **What is this?** Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector by rome tech - **How much does it cost?** € 23.87 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/345295286-rome-tech-cr2025-cmos-battery-for-dell-alienware-m15-m17) ## 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 - • **Ultra-Compact Design:** Slim, lightweight 3.2g battery fits seamlessly inside your laptop - • **Plug & Play Power Boost:** Quick 10-minute install to revive your Alienware BIOS - • **Dedicated Support Access:** Expert customer service ready to assist your battery swap journey - • **Reliable Backup Lifeline:** Premium heat-shrink protection ensures extended durability and stability - • **Precision Fit for Alienware:** Tailored for Dell Alienware M15/M17 with perfect CR2025 specs ## Overview The Rome Tech CR2025 CMOS Battery is a genuine, high-quality 3V lithium manganese dioxide battery designed specifically for Dell Alienware M15 and M17 laptops. Featuring a compact 3.2g form factor and a 2-wire FI connector, it ensures a hassle-free 10-minute BIOS backup battery replacement. With 225mAh capacity and premium heat-shrink protection, it delivers reliable, long-lasting performance backed by responsive customer support. ## Description Buy Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector: Batteries - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Rome Tech BIOS Alienware CMOS battery best suits to replace your broken or non-working old battery - we provide premium quality only - CR2025 replacement battery compatible with Dell Alienware M15 / M17 Genuine - Enjoy extended reliability of the CR2025 battery and heat shrink of a high caliber - the Alienware Alpha 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 ThinkPad 11E CMOS Battery CR2025 FI connector with 2 pins and 2 wires - Quick and simple Alienware 17 R5 CMOS 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 | B094WC7H1Y | | Antenna Location | Laptop | | Battery Capacity | 225 milliamp_hours | | Battery Cell Type | Lithium Manganese Dioxide | | Battery Weight | 3.2 g | | Best Sellers Rank | #10,636 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #492 in Laptop Batteries | | Brand | Rome Tech | | Compatible Phone Models | see description | | Customer Reviews | 4.5 4.5 out of 5 stars (20) | | Included Components | Battery | | Manufacturer | Rome Tech | | Model Name | cr2025 | | Model Number | CMOSRTB227 | | Number of Batteries | 1 Product Specific batteries required. | | Reusability | Rechargeable | | UPC | 372769847388 | | Unit Count | 1 Count | | Voltage | 3 volts | | Warranty Description | 30 Days | ## Product Details - **Battery Capacity:** 225 milliamp_hours - **Battery Cell Composition:** Lithium Manganese Dioxide - **Brand:** Rome Tech - **Number of Batteries:** 1 Product Specific batteries required. - **Recommended Uses For Product:** Laptop ## Images ![Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - Image 1](https://m.media-amazon.com/images/I/61KufgibQML.jpg) ![Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - Image 2](https://m.media-amazon.com/images/I/51NPeR5+-YL.jpg) ![Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - Image 3](https://m.media-amazon.com/images/I/61pSb96k7FL.jpg) ![Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - Image 4](https://m.media-amazon.com/images/I/51PNHMgetGL.jpg) ![Rome Tech CR2025 CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 | Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - Image 5](https://m.media-amazon.com/images/I/51aRF551DiL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Rome Tech CR2025 W CMOS Battery for Dell Alienware M15 / M17 Genuine KTS 8b1 - Laptop Backup BIOS RTC 3V with 2 Wire Cable FI Connector - OUWEE 1F22N Laptop Battery for Dell Alienware M15 R1 M17 R1, G5 15 5590 5590-D2783W 5590-D2743B D2842W D2843W D2865B G7 7590 D2785B ALW15M-D1523S, fit for JJPFK 0JJPFK 06YV0V HYWXJ 0HYWXJ 15.2V 60WH --- ## 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/345295286-rome-tech-cr2025-cmos-battery-for-dell-alienware-m15-m17](https://www.desertcart.com.cy/products/345295286-rome-tech-cr2025-cmos-battery-for-dell-alienware-m15-m17) --- *Product available on Desertcart Cyprus* *Store origin: CY* *Last updated: 2026-07-31*