--- product_id: 86785745 title: "REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus)" brand: "redgo" price: "127482₫" currency: VND in_stock: false reviews_count: 8 url: https://www.desertcart.vn/products/86785745-redgo-galaxy-s9-battery-case-external-rechargeable-power-bank-charger store_origin: VN region: Vietnam --- # Smart Dual Charge 4200mAh Power 360° Protection REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) **Brand:** redgo **Price:** 127482₫ **Availability:** ❌ Out of Stock ## Summary > Power Up in Style! ⚡ ## Quick Answers - **What is this?** REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) by redgo - **How much does it cost?** 127482₫ with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/86785745-redgo-galaxy-s9-battery-case-external-rechargeable-power-bank-charger) ## Best For - redgo enthusiasts ## Why This Product - Trusted redgo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** MultiProtect system ensures your device's safety. - • **Ultra-Slim Design:** Experience sleek portability without the bulk. - • **LED Power Indicators:** Stay informed with 4 LED levels of battery life. - • **Heavy-Duty Durability:** Robust protection against daily wear and tear. - • **Simultaneous Charging & Syncing:** Charge and sync your Galaxy S9 effortlessly. ## Overview The REDGO Galaxy S9 Battery Case is a sleek, 4200mAh external rechargeable power bank designed specifically for the Samsung Galaxy S9. It features a lightweight design, simultaneous charging and syncing capabilities, a comprehensive safety system, and robust protection against daily wear and tear. ## Description Specifications: Capacity: 4200mAh Li-Polymer Rechargeable Battery Dimensions: 15.1cm*7.2cm*1.4cm Weight = 3.88 ounces/110g Input Voltage: 5V/0.5A-2.1A Output Voltage: 5V/1.0A-1.5A Charging Power Level: 1 Light = 25%, 2 Lights = 50%, 3 Lights = 75%, 4 Lights = 100%Features: 1. Slim, lightweight and compact design for portability. 2. Rechargeable battery provides your Galaxy S9 up to one more full charge when needed. 3. Power LED Indicator - Will indicate the level of power your battery case is currently charged. 4. Doubles your samsung battery power to keep you going throughout the day, essential for traveling, camping, road trips or business trips. 5. Easy access to all ports, switches and buttons.Packing list: 1 x Samsung Galaxy S9 4200mAh battery case 1 x User ManualNOTE:Please charge the battery case fully and deplete the power of the battery case completely at the first use. Don’t break or dismantle the battery case. Don’t throw it into the fire. And don’t place it in the hot or humid place. ## Features - 【Ultra Thin & Light Weight】 Ultra slim and light weight,No excessive bulk,No chin design.The charging plug is strong and solid,not easy loose and break off,good quality,has a long lifespan. - 【Charging & Sync】 You can charge your Phone and sync your file at the same time, no need to remove the battery case. Equipped with smart dual charge technology, you can charge your battery case and your Phone simultaneously. - 【Certified Safe】 REDGO MultiProtect safety system and high-quality battery material cells ensure complete protection for you and your devices. - 【4 LED Indicators & Over-charged Protection】 4 level LED indicators let you know exactly how much power you have charged (0,25%,50%,75%,100%).Protective ic circuit effeciently avoids short-circuit, over-charged and malfunction even under extreme conditions. - 【Heavy Duty Protection】 360°comprehensive bumper design, Made up with high quality TPU material and hard-shell backplat, Slim fit the Galaxy S9 perfectly.This portable Galaxy S9 charging case protects the phone from scratches and other daily wear and tear. ## Images ![REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) - Image 1](https://m.media-amazon.com/images/I/61hDzK+863L.jpg) ![REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) - Image 2](https://m.media-amazon.com/images/I/61hlwMTtP8L.jpg) ![REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) - Image 3](https://m.media-amazon.com/images/I/61JZitX1UeL.jpg) ![REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) - Image 4](https://m.media-amazon.com/images/I/618VjKP2XJL.jpg) ![REDGO Galaxy S9 Battery Case, External Rechargeable Power Bank Charger, 4200mAh Juice Pack Protective Portable Backup Charging Case Pack for Samsung Galaxy S9, Rose Gold Pink (Not for Galaxy S9 Plus) - Image 5](https://m.media-amazon.com/images/I/71beTu1D8LL.jpg) ## Customer Reviews ### ⭐⭐ Broken after just 31 days *by W***Y on Reviewed in the United Kingdom 🇬🇧 on 13 February 2019* It fits well and looks just like an extension of the phone, unfortunately it's stopped working on 13/3/19, I am not happy...looks like the battery has leaked. ### ⭐⭐⭐⭐⭐ Great but bulky *by S***L on Reviewed in the United Kingdom 🇬🇧 on 1 June 2019* Fab case works really well BUT it will increase the size of your phone by 3 to 4 times the width. I only use it when out and about as its so bulky ### ⭐⭐ Not worth the money *by K***I on Reviewed in the United Kingdom 🇬🇧 on 7 September 2019* Case doesnt stay on phone proply and it doesnt charge very quickly. Would not reccomend. But it did arrive promptly 🙄 --- ## 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/86785745-redgo-galaxy-s9-battery-case-external-rechargeable-power-bank-charger](https://www.desertcart.vn/products/86785745-redgo-galaxy-s9-battery-case-external-rechargeable-power-bank-charger) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-19*