--- product_id: 596746274 title: "- OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics" brand: "osim" price: "1112487₫" currency: VND in_stock: true reviews_count: 10 category: "Osim" url: https://www.desertcart.vn/products/596746274-osim-4pack-bk-40aaabu-ni-mh-aaa-rechargeable-batteries-400mah store_origin: VN region: Vietnam --- # 1.2V stable voltage 400mAh high capacity 2500 recharge cycles - OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics **Brand:** osim **Price:** 1112487₫ **Availability:** ✅ In Stock ## Summary > 🔋 Power your calls sustainably — never miss a beat with OSIM rechargeable AAA batteries! ## Quick Answers - **What is this?** - OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics by osim - **How much does it cost?** 1112487₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/596746274-osim-4pack-bk-40aaabu-ni-mh-aaa-rechargeable-batteries-400mah) ## Best For - osim enthusiasts ## Why This Product - Trusted osim brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Smart Choice:** NiMH chemistry with no heavy metals (Hg/Cd/Pb) reduces environmental impact and supports sustainable living. - • **Power That Lasts:** 400mAh capacity ensures long-lasting cordless phone use without constant replacements. - • **Ready When You Are:** Pre-charged and low self-discharge design means batteries are ready out of the box and hold charge longer. - • **Universal Compatibility:** Fits almost all Panasonic cordless phone models, making it the perfect seamless replacement. - • **Cost-Effective Rechargeability:** Recharge up to 2500 times, slashing your battery expenses and reducing waste. ## Overview The OSIM BK-40AAABU 4-pack AAA Ni-MH rechargeable batteries deliver 1.2V and 400mAh capacity, compatible with most Panasonic cordless phones. Pre-charged and low self-discharge, these eco-friendly batteries can be recharged up to 2500 times, offering a cost-effective and sustainable alternative to disposables. ## Description desertcart.com: OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics : Health & Household Review: Great replacement battery - Batteries are fine. Seem to work like new batteries. Review: Panasonic Batteries - Worked as expected. The brand is Panasonic. ## Features - Replacement battery for Panasonic cordless phones, Voltage: 1.2V, Capacity: 400mAh, Size: AAA. 4PCS nimh aaa rechargeable batteries for cordless phone in a box. - BK-40aaabu 1.2V 400mah nimh rechargeable battery fit Almost All Panasonic Cordless Phones. Compatible with KX-TGD220N, KX-TGD22N, KX-TGD223N, KX-TGD224N, KX-TGD225N, KX-TGE273S, KX-TGE274S, KX-TGE275S, etc. - BK-40AAABU rechargeable phone battery is pre-charged, low self-discharge, can be recharged 2500 times. which can reduce your costs, is the ideal alternative to disposable batteries. - NiMH batteries are made of more environmentally friendly materials than traditional batteries, and do not contain Hg/Cd/Pb, which is important for reducing heavy metal pollution and more suitable for widespread use in everyday electronic products. - Newly bought nimh aaa rechargeable phone batteries are precharged and ready to use, and the best performance can be achieved after 3-4 times of charging and usage. If you have any doubts about the cordless phones model used, or any other quality problem please feel free to contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CL4LLB4Y | | Batteries | 4 AAA batteries required. (included) | | Best Sellers Rank | #22 in Cordless Telephone Batteries | | Customer Reviews | 4.5 4.5 out of 5 stars (695) | | Date First Available | October 16, 2023 | | Item Weight | 1.41 ounces | | Item model number | BK-40AAABU | | Manufacturer | OSIM | | Product Dimensions | 3.15 x 1.97 x 0.39 inches | ## Product Details - **Battery Capacity:** 400 Milliamp Hours - **Battery Cell Composition:** NiMH - **Brand:** OSIM - **Number of Batteries:** 4 AAA batteries required. (included) ## Images ![- OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics - Image 1](https://m.media-amazon.com/images/I/71PAt-e13uL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great replacement battery *by D***Y on November 4, 2025* Batteries are fine. Seem to work like new batteries. ### ⭐⭐⭐⭐⭐ Panasonic Batteries *by E***T on October 30, 2025* Worked as expected. The brand is Panasonic. ### ⭐⭐⭐⭐⭐ Review *by O***A on January 20, 2026* Muy buenas, las recomiendo ## Frequently Bought Together - OSIM 4Pack BK-40AAABU Ni-MH AAA Rechargeable Batteries 400mah AAA Ni-MH Rechargeable Batteries 1.2V for Panasonic Cordless Phones, Remote Controls, Electronics - Energizer AA Batteries, Alkaline Power Double A Battery Alkaline, 32 Count - Energizer Alkaline Power AAA Batteries 32 Count (Pack of 1), Long-Lasting Triple A Batteries --- ## 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.vn/products/596746274-osim-4pack-bk-40aaabu-ni-mh-aaa-rechargeable-batteries-400mah](https://www.desertcart.vn/products/596746274-osim-4pack-bk-40aaabu-ni-mh-aaa-rechargeable-batteries-400mah) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-04-25*