--- product_id: 266528279 title: "LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black)" brand: "lefix" price: "€ 15.01" currency: EUR in_stock: true reviews_count: 5 category: "Le Fix" url: https://www.desertcart.it/products/266528279-lefix-2-pins-2-wires-bios-cmos-battery-for-dell store_origin: IT region: Italy --- # High-quality Japanese battery tech Standard MOLEX 51021-0200 connector Anti-static professional packaging LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) **Brand:** lefix **Price:** € 15.01 **Availability:** βœ… In Stock ## Summary > πŸ”‹ Power your BIOS like a pro β€” never miss a beat at startup! ## Quick Answers - **What is this?** LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) by lefix - **How much does it cost?** € 15.01 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/266528279-lefix-2-pins-2-wires-bios-cmos-battery-for-dell) ## 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 - β€’ **Tested & Ready:** Each battery is quality-tested before shipping, guaranteeing hassle-free installation and instant results. - β€’ **Reliable BIOS Power:** Keep your laptop’s date & settings flawless with premium Japanese battery cells. - β€’ **Safe & Secure Packaging:** Anti-static bag protects your battery from damage during shippingβ€”what you see is what you get. - β€’ **Long-lasting Performance:** Designed to maintain CMOS settings for 3-4 years, preventing startup errors and system glitches. - β€’ **Plug & Play Compatibility:** Standard 2-pin MOLEX connector ensures seamless swap for Dell, HP, ASUS & Samsung models. ## Overview LeFix CMOS battery features premium Japanese cells with a standard 2-pin MOLEX connector, compatible with multiple laptop brands including Dell, HP, ASUS, and Samsung. Professionally anti-static packaged and tested for reliable BIOS power backup, it prevents date errors and system startup issues, ensuring your laptop runs smoothly for 3-4 years. ## Description Always got wrong date and error message when you turn on your laptop? Even the Windows XP can't be loaded correctly? (Windows XP can't be loaded correctly when the Date setting is no sense, this could happen when the CMOS battery voltage is low). Then it is time to change your CMOS RTC coin battery! Every computer has a small coin cell battery to power the BIOS chip to keep the date, and other internal settings effective. Without these cmos batteries or a dead cmos battery these internal setting will not function. CMOS RTC battery should be replaced every few years (typically 3-4 yrs). Review: Ich habe lange gesucht und die richtige Batterie mit den richtigem Anschluss fΓΌr den Intel nuc10fnh gefunden. Eingebaut und jetzt funktioniert der Rechner wieder problemlos πŸ™πŸ‘ Review: Got it as a replacement for a Dell latitude 5430. Fairly easy to swap. Same connector. Worked first try. Easy and cheap ## Features - We use high quality battery,manufactured by Japanese battery giant to produce the CMOS battery. - The battery comes with a standard connector,MOLEX 51021-0200 1.25mm Pitch connector.Please check the polarity of connector on 4th images and the compatibility on the description page - Connector:2 pins and 2 wires;Red(+,Posive),Black(-,Negative) - The professional anti-static packaging bag provides the safe protection on the battery product. Please refer to the last image - ach item is tested before shipping.what you see is what you get. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B089RWJVZB | | Antenna Location | Laptop | | Best Sellers Rank | 27,531 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 223 in Laptop Batteries | | Brand Name | LeFix | | Customer Reviews | 4.5 4.5 out of 5 stars (453) | | Item Dimensions | 45 x 20 x 3 millimetres | | Manufacturer | LeFix | | Model Number | 262-CR2032-3V | | Number of Batteries | 1 CR2 batteries required. (included) | | Reusability | Rechargeable | | Unit Count | 1.0 count | | Voltage | 3 Volts | ## Product Details - **Brand:** LeFix - **Number of batteries:** 1 CR2 batteries required. (included) - **Recommended uses for product:** Laptop - **Unit count:** 1.0 count - **Voltage:** 3 Volts ## Images ![LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) - Image 1](https://m.media-amazon.com/images/I/41S465nnV2L.jpg) ![LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) - Image 2](https://m.media-amazon.com/images/I/61cS1kxcFML.jpg) ![LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) - Image 3](https://m.media-amazon.com/images/I/61YjdY0ld5L.jpg) ![LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) - Image 4](https://m.media-amazon.com/images/I/61Hr3-8AYAL.jpg) ![LeFix 2 Pins 2 Wires BIOS CMOS Battery for DELL(D830 E6530 N4050 E7270 .) HP(CQ41 8440p G4.) ASUS(S56 X611.) Samsung(R467 R458) Backup Reserve Button Cell Batteries (Black) - Image 5](https://m.media-amazon.com/images/I/61mN+DQB4kL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Will this fit Alienware Alpha R2?** A: I think ASIN:B087ZB1HQC may fit for Alpha R2.The connector is different... **Q: Is this the proper battery for hp ProBook 6560b? If not which one is.** A: The connector is correct.The cable length is a bit shorter than the original one. **Q: Is this the correct replacement for a Dell Inspiron 3050?** A: Check your manual this is cr2032. Thee pin, your battery may be different. Look up model Cmos battery on amazon. **Q: Will this fit a precision M6800?** A: Yes,it's fit for M6800 perfectly. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by M***H on 21 December 2025* Ich habe lange gesucht und die richtige Batterie mit den richtigem Anschluss fΓΌr den Intel nuc10fnh gefunden. Eingebaut und jetzt funktioniert der Rechner wieder problemlos πŸ™πŸ‘ ### ⭐⭐⭐⭐⭐ Review *by I***V on 4 February 2026* Got it as a replacement for a Dell latitude 5430. Fairly easy to swap. Same connector. Worked first try. Easy and cheap ### ⭐⭐⭐⭐⭐ Review *by J***D on 14 September 2022* Van bien ## Frequently Bought Together - LeFix CMOS Battery RTC Battery CR2032 Compatible with DELL D830 E6530 N4050 E7270;for HP CQ41 8440p G4;for ASUS S56 X611;for Samsung R467 R458,Black - QLQXQTy 3V 2032 CMOS Battery with Wire Leads and MOLEX Connector 5PACK - ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.it/products/266528279-lefix-2-pins-2-wires-bios-cmos-battery-for-dell](https://www.desertcart.it/products/266528279-lefix-2-pins-2-wires-bios-cmos-battery-for-dell) --- *Product available on Desertcart Italy* *Store origin: IT* *Last updated: 2026-05-11*