--- product_id: 343377544 title: "BK03XL Battery" brand: "wymisnit" price: "C$3810" currency: NIO in_stock: null reviews_count: 4 category: "Wymisnit" url: https://www.desertcart.ni/products/343377544-bk03xl-battery store_origin: NI region: Nicaragua --- # Fast charge & low power draw 45Wh capacity powerhouse 5-layer safety protection BK03XL Battery **Brand:** wymisnit **Price:** C$3810 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power your hustle with confidence—never miss a beat! ## Quick Answers - **What is this?** BK03XL Battery by wymisnit - **How much does it cost?** C$3810 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/343377544-bk03xl-battery) ## Best For - wymisnit enthusiasts ## Why This Product - Trusted wymisnit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First, Always:** Advanced overcharge, overdischarge, temperature, and short-circuit protections keep you and your device safe. - • **Plug & Play Simplicity:** Comes with two screwdrivers for effortless installation—no tech headaches, just instant power. - • **Charge Fast, Work Faster:** Grade A lithium-ion cells ensure rapid charging and efficient power use—stay unplugged, stay productive. - • **Built to Last, Guaranteed:** Up to 500 recharge cycles with CE/FCC/RoHS certifications and a 2-year warranty for peace of mind. - • **Endless Productivity Boost:** 45Wh / 5928mAh capacity keeps your Lenovo Flex & IdeaPad running longer without a hitch. ## Overview The L17C4PB0 81EM Battery is a high-capacity, 45Wh lithium-ion replacement battery designed for Lenovo Flex 6, IdeaPad 530S, Yoga 530, and XiaoXin Air series laptops. Featuring Grade A cells, fast charging, and comprehensive safety protections, it delivers reliable performance with up to 500 recharge cycles. Included screwdrivers simplify installation, and a 2-year warranty ensures long-term durability and peace of mind. ## Description Buy L17C4PB0 81EM Battery for Lenovo Flex 6 6-14IKB 6-141KB 6-14ARR, IdeaPad 530S 530S-14IKB 530S-141KB 530S-14ARR 530S-15IKB 530S-151KB, Yoga 530 530-14IKB 530-141KB 14ARR L17M4PB0 5B10Q16067 5B10Q16066: Batteries - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: As a tech savvy guy, this was worth the price ! - I don't write many reviews unless it's something I want others to know (in a positive light, of course). I own a Lenovo Flex 6 laptop, and have had it for nearly 8-9 years. The battery finally gave out. Found this on desertcart, and about 4 days later, this battery WORKS, and was about 68% charged already. It was as if my computer just sprung back to life like no time had passed. Easy to install, no faulty battery, and I can confidently say, it was well worth the money. Thank you again! Review: Does not charge to it's fullest - The battery fits okay however it does not charge beyond 68% ## Features - SPECIFICATION: Type: L17C4PB0, Rating: 7.68V, Capacity: 45Wh 5928mAh, Battery type: A+ 4-cell / Lithium-ion, 100% brand new, Black with two Screwdrivers for easy installation. Grade A cells ensure fast charges and low power consumption. Each of our L17C4PB0 battery for Lenovo is CE-/FCC-/RoHS-Certified. - COMPATIBLE LAPTOP MODELS: L17C4PB0 81EM Battery for Lenovo Flex 6-14IKB 6-14IKB-81EM, Flex 6-14ARR 6-14ARR-81HA, IdeaPad 530S 530S-14ARR 530S-14IKB 530S-15IKB 530S-14ARR-81H1 530S-14IKB-81EU 530S-15IKB-81EV, Yoga 530 530-14ARR 530-14IKB 530-14ARR-81H9 530-14IKB-81FQ 530-14IKB-81EK, XiaoXin Air 14IKBR, XiaoXin Air 14IWL, XiaoXin Air 15IKBR, XiaoXin Air 15ARR, XiaoXin Air 15IWL series. - COMPATIBLE PART NUMBERS: L17C4PB0 L17M4PB0 L17C4PB2 L17M4PB2 5B10Q16066 5B10Q16067 5B10Q22882 5B10Q22883 2ICP4/41/110-2 3ICP4/41/110. - SECURITY & RELIABILITY: Our L17C4PB0 81EM Batteries for Lenovo Flex are assembled from top quality material and circuit boards to ensure fast charges and low power consumption, 100% New from Manufacturer, Overcharge and Overdischarge Circuit Protection, Over-temperature and Short-circuit Protection, up to 500 recharge cycles over the life of the battery, meet OEM standard. You can buy it with confidence and use it safely. - SUPPORT: Wymisnit laptop batteries and chargers are built to last. They are high quality, durable, and reliable. You can be confident that they will work with your laptop without any problems. And, if something does go wrong, they are covered WITHIN TWO YEARS OF PURCHASE. So you can use your laptop for longer periods of time without having to worry about running out of power. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FFT8DCF1 | | Antenna Location | Laptop | | Battery Cell Type | Lithium Polymer | | Battery Weight | 8 Ounces | | Best Sellers Rank | #11,118 in Electronics ( See Top 100 in Electronics ) #58 in Laptop Batteries | | Brand | Wymisnit | | Compatible Phone Models | L17C4PB0 81EM Battery for Lenovo Flex 6 6-14IKB 6-141KB 6-14ARR | | Customer Reviews | 3.0 3.0 out of 5 stars (4) | | Item Dimensions | 9.5 x 3.5 x 0.2 inches | | Manufacturer | DONG GUAN BOYU ELECTRONICS CO., LTD | | Model Name | LA04 | | Model Number | LA04 | | Number of Batteries | 1 P76 batteries required. (included) | | Reusability | Rechargeable | | Unit Count | 1.0 Count | | Voltage | 7.68 Volts | | Warranty Description | 2 year manufacturer | ## Product Details - **Battery Cell Composition:** Lithium Polymer - **Brand:** Wymisnit - **Number of Batteries:** 1 P76 batteries required. (included) - **Recommended Uses For Product:** Laptop - **Unit Count:** 1.0 Count ## Images ![BK03XL Battery - Image 1](https://m.media-amazon.com/images/I/81dLBmuVF2L.jpg) ![BK03XL Battery - Image 2](https://m.media-amazon.com/images/I/81jIHlqq2-L.jpg) ![BK03XL Battery - Image 3](https://m.media-amazon.com/images/I/71ALnkB5JLL.jpg) ![BK03XL Battery - Image 4](https://m.media-amazon.com/images/I/71cBiiAGbEL.jpg) ![BK03XL Battery - Image 5](https://m.media-amazon.com/images/I/716ESXZwYAL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ As a tech savvy guy, this was worth the price ! *by M***S on November 6, 2025* I don't write many reviews unless it's something I want others to know (in a positive light, of course). I own a Lenovo Flex 6 laptop, and have had it for nearly 8-9 years. The battery finally gave out. Found this on Amazon, and about 4 days later, this battery WORKS, and was about 68% charged already. It was as if my computer just sprung back to life like no time had passed. Easy to install, no faulty battery, and I can confidently say, it was well worth the money. Thank you again! ### ⭐ Does not charge to it's fullest *by B***R on February 10, 2026* The battery fits okay however it does not charge beyond 68% ### ⭐⭐ Rapid loss of capacity *by J***A on November 27, 2025* one year of average use and the battery has degraded to 59% health. ## Frequently Bought Together - BK03XL 916811-855 Battery for HP Pavilion X360 Convertible 14m-ba0xx 14m-ba1xx 14-ba0xx 14-ba2xx 14m-ba114dx 14-ba253cl 14m-ba011dx 14m-ba013dx 14-bal125cl 14-ba153cl 14-ba009la 14-ba125cl 14-ba1xx - 65W Laptop Charger for Pavilion x360 14 15 17, Envy 13 15 X360, Elitebook 840 G5, ProBook Chromebook Stream Series, Spectre 710412-001 19.5V 3.33A Adapter --- ## 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.ni/products/343377544-bk03xl-battery](https://www.desertcart.ni/products/343377544-bk03xl-battery) --- *Product available on Desertcart Nicaragua* *Store origin: NI* *Last updated: 2026-04-23*