--- product_id: 550708427 title: "KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery" brand: "kp original battery" price: "€ 6.57" currency: EUR in_stock: true reviews_count: 5 category: "Kp Original Battery" url: https://www.desertcart.sk/products/550708427-kp-original-universal-replacement-round-battery-for-oneplus-mi-airpod store_origin: SK region: Slovakia --- # 3.7V stable voltage output 35mAh high-density capacity Built-in overheat protection KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery **Brand:** kp original battery **Price:** € 6.57 **Availability:** ✅ In Stock ## Summary > 🔋 Power your vibe, never miss a beat! ## Quick Answers - **What is this?** KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery by kp original battery - **How much does it cost?** € 6.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/550708427-kp-original-universal-replacement-round-battery-for-oneplus-mi-airpod) ## Best For - kp original battery enthusiasts ## Why This Product - Trusted kp original battery brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** Integrated overheat and voltage protection safeguards your device and battery longevity. - • **Lightweight & Compact:** Ultra-slim 9-10mm diameter and 4mm height fits snugly without any modifications. - • **Seamless Compatibility:** Specifically designed for OnePlus and MI Airpod Model 1040 for a perfect fit and hassle-free replacement. - • **Power-packed Performance:** 35mAh capacity ensures your earbuds stay charged longer, keeping you connected all day. - • **Rechargeable Reliability:** Premium Li-ion polymer cell delivers consistent power with eco-friendly rechargeability. ## Overview The KP Original Universal Replacement Round Battery is a 3.7V, 35mAh Li-ion polymer battery engineered for OnePlus and MI Airpod Model 1040 earbuds. Featuring overheat and voltage protection, it offers a compact, lightweight design that fits perfectly without modification. Rechargeable and reliable, it ensures extended battery life and seamless performance, backed by a 5-day replacement warranty for manufacturing defects. ## Description KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod battery Battery condition : new Battery type : Li-ion rechargeable Battery voltage : 3.7V Battery Capacity : 55 mAh Used for Airpods Earphone. Review: Great for nothing ear 1 buds - ⭐⭐⭐⭐⭐ Excellent replacement battery for the Nothing Ear (1). The 35 mAh capacity works perfectly, and the physical size is almost identical to the original (approximately 9–10 mm diameter and 4 mm height), so it fits without modification. After installation, the earbuds charge and perform normally with good battery backup. Highly recommended for anyone repairing their Nothing Ear (1). 👍🔋 Review: Battery backup - It's working and backup is also good. I used this battery to replace the old battery of my oneplus buds z2 ## Features - KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod battery - Votage protection - Over heat protection - Capacity : 55 mAh ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CFVZW49J | | Antenna Location | Airpod 1040 (MI) | | Battery Capacity | 35 Milliamp Hours | | Battery Cell Composition | Lithium Polymer | | Battery Cell Type | Lithium Polymer | | Battery Weight | 25 Grams | | Best Sellers Rank | #34,764 in Electronics ( See Top 100 in Electronics ) #66 in Mobile Replacement Batteries | | Box Contents | 1 nos battery | | Brand | KP Original Battery | | Brand Name | KP Original Battery | | Compatible Phone Models | Replacement Round Battery for OnePlus, MI airpod(Model 1040) | | Country of Origin | India | | Customer Reviews | 3.7 out of 5 stars 19 Reviews | | Item Type Name | battery | | Item Weight Unit of Measure | 10 Grams | | Manufacturer | KP | | Model Number | 1040 | | Net Quantity | 1.00 Count | | Number of Batteries | 1 Lithium Polymer batteries required. | | Recommended Uses For Product | Airpod 1040 (MI) | | Reusability | Rechargeable | | Unit Count | 1.00 Count | | Voltage | 3.7 Volts (DC) | | Warranty Description | 5days replacement warrenty for manufacturing defect | ## Product Details - **Battery Capacity:** 35 Milliamp Hours - **Battery Cell Composition:** Lithium Polymer - **Battery Weight:** 25 Grams - **Brand:** KP Original Battery - **Item Weight:** 10 Grams - **Net Quantity:** 1.00 Count - **Number of Batteries:** 1 Lithium Polymer batteries required. - **Recommended Uses For Product:** Airpod 1040 (MI) - **Reusability:** Rechargeable - **Voltage:** 3.7 Volts (DC) ## Images ![KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery - Image 1](https://m.media-amazon.com/images/I/21Hr9FiYqRL.jpg) ![KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery - Image 2](https://m.media-amazon.com/images/I/11+EBlV6WCL.jpg) ![KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery - Image 3](https://m.media-amazon.com/images/I/31ald3hq2VL.jpg) ![KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery - Image 4](https://m.media-amazon.com/images/I/71sdIYD3RdL.jpg) ![KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 35mAh (Pack of 1) 35 mAh Airpod Battery - Image 5](https://m.media-amazon.com/images/I/11MPOb5j7iL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great for nothing ear 1 buds *by N***A on 2 July 2026* ⭐⭐⭐⭐⭐ Excellent replacement battery for the Nothing Ear (1). The 35 mAh capacity works perfectly, and the physical size is almost identical to the original (approximately 9–10 mm diameter and 4 mm height), so it fits without modification. After installation, the earbuds charge and perform normally with good battery backup. Highly recommended for anyone repairing their Nothing Ear (1). 👍🔋 ### ⭐⭐⭐⭐ Battery backup *by A***A on 9 October 2025* It's working and backup is also good. I used this battery to replace the old battery of my oneplus buds z2 ### ⭐ Singh *by B***H on 6 April 2025* Very bad product ## Frequently Bought Together - KP Original Universal Replacement Round Battery for OnePlus, MI airpod(Model 1040) 3.7V 55mAh (Pack of 1) 55 mAh Airpod Battery - Panasonic CR2032 Lithium Coin Battery 3V (Pack of 5) - Long-Lasting Power for Keyless Entry Fobs, Toys, and More with Japan Technology - Duracell Ultra Alkaline AA Battery, 8 Pieces --- ## 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.sk/products/550708427-kp-original-universal-replacement-round-battery-for-oneplus-mi-airpod](https://www.desertcart.sk/products/550708427-kp-original-universal-replacement-round-battery-for-oneplus-mi-airpod) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-07-27*