--- product_id: 92299502 title: "RJR 4000mAh Compatible Battery for Xiaomi Mi Redmi Redmi 4 4X BM-47" brand: "rjr" price: "3.84 DT" currency: TND in_stock: false reviews_count: 8 url: https://www.desertcart.tn/products/92299502-rjr-4000mah-compatible-battery-for-xiaomi-mi-redmi-redmi-4 store_origin: TN region: Tunisia --- # 4.4V Power Quality Tested 4000mAh Capacity RJR 4000mAh Compatible Battery for Xiaomi Mi Redmi Redmi 4 4X BM-47 **Brand:** rjr **Price:** 3.84 DT **Availability:** ❌ Out of Stock ## Summary > πŸ”‹ Power Up Your Day with RJR! ## Quick Answers - **What is this?** RJR 4000mAh Compatible Battery for Xiaomi Mi Redmi Redmi 4 4X BM-47 by rjr - **How much does it cost?** 3.84 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/92299502-rjr-4000mah-compatible-battery-for-xiaomi-mi-redmi-redmi-4) ## Best For - rjr enthusiasts ## Why This Product - Trusted rjr brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Unleash Your Power:** Experience the freedom of a 4000mAh battery that keeps you connected longer. - β€’ **Warranty Assurance:** Enjoy peace of mind with our warranty, because your satisfaction matters. - β€’ **Lightweight Champion:** Weighing only 80g, it’s the perfect companion for your mobile lifestyle. - β€’ **Quality You Can Trust:** Crafted with premium materials and rigorously tested for reliability. - β€’ **Seamless Compatibility:** Designed specifically for Xiaomi Mi Redmi 4/4X, ensuring a perfect fit. ## Overview The RJR 4000mAh Compatible Battery for Xiaomi Mi Redmi 4/4X is a high-performance lithium polymer battery designed to provide reliable power for your mobile device. With a capacity of 4000mAh and a voltage of 4.4V, this lightweight battery (80g) ensures you stay connected longer. It comes with a warranty and is rigorously tested for quality, making it a dependable choice for users seeking longevity and performance. ## Description Improtant Note : Full performance is only achieved after 2-3 complete charge and discharge cycle.we are offering a high quality range of Smart Phone Battery High capicity original mah. This Mobile Battery comfortably fits into the slot provided on the phone. Made of Li-ion, this battery will perform consistently, even with regular use.All products imported and traded by us are of premium brands and are available at competitive prices. The organization employees some of the best talented professionals available in the industry.All these products are manufactured as per the determined industry standards & parameters. We use the best quality raw materials that are procured from trusted and reliable resources.Battery Capacity : 4000 mAhBattery Type: Lithium-ion100% fit on your phone factory tested.High specific energy and high load capabilities with Power CellsLong cycle and extend self-life; Low self-discharge; maintenance-freeHigh capacity, low internal resistance, good coulombic efficiency Simple charge algorithm and reasonably short charge time.Note:A new battery must be charged for at least 8 hours for best result.Do not expose to high temperaturesDo not burn as it may explodeKeep dry and avoid moistureKeep away from children ## Features - Great Backup - Quality Material - Full Cell mAh - Tested Quality - Warranty Available ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | RJR | | Manufacturer | Others | | Package Dimensions | 10.3 x 6.9 x 2.2 cm; 80 g | | Batteries | 1 Lithium Polymer batteries required. (included) | | Item part number | RJR_BATT_REDMI_4 | | Hardware Platform | android | | Compatible Devices | Mobile | | Number of items | 1 | | Voltage | 4.4 Volts | | Power Source | battery powered | | Battery Description | lithium-ion | | Batteries Included | Yes | | Batteries Required | No | | Battery Capacity | 4000 Milliamp Hours | | Battery cell composition | Lithium Polymer | | Battery Power Rating | 4000 Milliamp Hours | | Manufacturer | Others | | Item Weight | 80 g | ## Images ![RJR 4000mAh Compatible Battery for Xiaomi Mi Redmi Redmi 4 4X BM-47 - Image 1](https://m.media-amazon.com/images/I/41Zsy66CRHL.jpg) ## Customer Reviews ### ⭐ 1.0 out of 5 stars Cheif product *by R***A on Reviewed in India on 7 January 2021* This product is very bad and next don't by this product 😠😠 ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Overall i am very happy with the Battery performance *by J***N on Reviewed in India on 5 July 2021* The Battery was delivered few days ahead of initial schedule, the packaging of battery was very good, on first use the battery was precharged @ 50%as per normal instructions i put the battery in and used the Phone normallyThis Pre charged battery lasted approx 12 hours may be morei was very happy with the how long the battery @50% stayed aliveThen i put it on charger and waited for it to charge to 100%once 100% was done turned on the Phoneand to my surprise, now the battery discharged within just 5 HoursSo put the phone on charge again, and battery discharged in 5 hoursThe discharge was at 10% per Hour for first 5 hoursafter reaching 50% it very rapidly lost power in minutesthis is where most of us would return the product,I was about to return this battery when, One of my friends told this happens with duplicate batteriesthey start to charge & discharge properly only after 10- 20 cyclesso i held on to the battery with crossed fingersIts now a month since i first used this batteryThe average discharge is 10% every 2 Hours, andThe battery now gives 18+ hours of charge on full batteryBut even after a month discharge after reaching 10% is very rapid (hope this improves to 20 hrs )after hitting 5% it just holds on for 5-7 minutes moreOverall i am very happy with the product performanceIf the supplier can just do approx (20-30) charge discharge cycles before shippingIt would be even better,but at this cheap price i am not complainingnote: on power consumption, I use Redmi Mi4Get about 35-40 calls per working day (2 Hrs of Talk Time pd), and approx. 3 calls on weekendsso i am connected to Blue tooth Headphones and Fitness tracker 24/7 (Bluetooth is never turned off)WiFi is alway on along with 4G sim (Never turn it off manually)GPS is always on set to Most accurate location (Work requires it)But i have not checked this against any games or Gaming time power consumption ### ⭐⭐⭐⭐ 4.0 out of 5 stars I am still using it *by G***R on Reviewed in India on 18 July 2019* Product is good --- ## 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.tn/products/92299502-rjr-4000mah-compatible-battery-for-xiaomi-mi-redmi-redmi-4](https://www.desertcart.tn/products/92299502-rjr-4000mah-compatible-battery-for-xiaomi-mi-redmi-redmi-4) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-03*