--- product_id: 135971161 title: "3250mAh High Power Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Easy to Install" brand: "rapthor" price: "€ 49.92" currency: EUR in_stock: true category: "Rapthor" url: https://www.desertcart.pt/products/135971161-3250mah-high-power-replacement-battery-for-jawbone-big-jambox-wireless store_origin: PT region: Portugal --- # 11.1V stable voltage tech 3250mAh Li-ion power boost Includes screwdriver & install tool 3250mAh High Power Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Easy to Install **Brand:** rapthor **Price:** € 49.92 **Availability:** ✅ In Stock ## Summary > 🔋 Upgrade your sound, not your speaker! ## Quick Answers - **What is this?** 3250mAh High Power Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Easy to Install by rapthor - **How much does it cost?** € 49.92 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/135971161-3250mah-high-power-replacement-battery-for-jawbone-big-jambox-wireless) ## Best For - rapthor enthusiasts ## Why This Product - Trusted rapthor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Revive & Thrive:** Breathe new life into your discontinued Big Jambox speaker - • **Risk-Free Recharge:** 30-day money back & 12-month warranty guarantee - • **Power Up Your Jambox:** 25% more capacity than original for longer jams - • **Certified Safety First:** ISO9001, RoHS & CE certified for peace of mind - • **Plug & Play Simplicity:** Easy DIY install with included magnetic screwdriver ## Overview The Rapthor 3250mAh Li-ion replacement battery is designed specifically for the Jawbone Big Jambox J2011-03-US, offering 25% more capacity than the original battery. Certified for safety and quality (ISO9001, RoHS, CE), it includes a magnetic screwdriver and plastic tool for easy installation. Backed by a 30-day money back and 12-month warranty, this battery revives your classic speaker with reliable, long-lasting power. ## Description Rapthor Brand New and High Quality Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Specifications: Battery Type: Li-ion Condition: Brand New Product Type: Replacement Battery Voltage: 11.1V Capacity: 3250mAh Dimension: Diameter 22.3mm, Length 200mm( not include the connection cable) Warranty: 12 months Compatible With: Big jambox speaker J2011-03-US Package Included: 1 pc Rapthor replacement battery( speaker not included) 1 free screwdriver tool Customer Service: We provide 30-day money back and 12-month warranty If you are not 100% satisfied with our product ,please feel free to contact us. NOTE: Please check your battery part number or item model to ensure you are getting the correct battery. ## Features - Type: Li-ion. Capacity: 3250mAh, increased 25% capacity than the original. ISO9001, RoHS and CE Certificated. - Designed for: Big Jambox speaker J2011-03-US. - Safety: Built in high-precision voltage detection circuit and delay circuit, make sure the battery run stable and perfectly. - You Can Get: 1 pc Rapthor replacement battery( speaker not included) and free screwdriver too - 100% Customer Satisfaction Guarantee: 30-day Money Back, 12-month Warranty for this Rapthor battery. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07P41HG29 | | Battery Capacity | 3250 milliamp_hours | | Battery Cell Composition | Lithium Ion | | Battery Cell Type | Lithium Ion | | Battery Weight | 0.25 g | | Best Sellers Rank | #68,962 in Electronics ( See Top 100 in Electronics ) #1,534 in Portable Bluetooth Speakers | | Brand | rapthor | | Customer Reviews | 4.4 out of 5 stars 253 Reviews | | Included Components | Replacement Battery, Screwdriver, Plastic Install Tool | | Item Weight | 4.8 ounces | | Manufacturer | Rapthor | | Model Name | J2011-03-US | | Number of Batteries | 1 Lithium Ion batteries required. (included) | | Reusability | Rechargeable | | Unit Count | 1 Count | | Voltage | 11.1 volts | ## Product Details - **Number of Batteries:** 1 Lithium Ion batteries required. (included) - **Brand:** rapthor - **Battery Cell Composition:** Lithium Ion - **Battery Capacity:** 3250 Milliamp Hours - **Unit Count:** 1 Count ## Images ![3250mAh High Power Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Easy to Install - Image 1](https://m.media-amazon.com/images/I/61vBOvVw+NL.jpg) ## Frequently Bought Together - Rapthor 3250mAh High Power Replacement Battery for Jawbone Big Jambox Wireless Bluetooth Speaker J2011-03-US Easy to Install - TAIFU AC DC Adapter Charger for Jawbone Big JAMBOX Wireless Bluetooth Speaker: Big JAMBOX J2011 J2011-51-CA J2011-03-US J2011-02-US J2011-01-US J2011-03-USPWR HDP40-145248W-1 HDP40145248W1 Power Plug - Jawbone Big JAMBOX Wireless Bluetooth Speaker - Graphite Hex - Retail Packaging --- ## 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.pt/products/135971161-3250mah-high-power-replacement-battery-for-jawbone-big-jambox-wireless](https://www.desertcart.pt/products/135971161-3250mah-high-power-replacement-battery-for-jawbone-big-jambox-wireless) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-11-06*