--- product_id: 171119398 title: "Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black)" brand: "skrtime" price: "¥258" currency: JPY in_stock: false reviews_count: 8 url: https://www.desertcart.jp/products/171119398-battery-case-3700mah-ultra-slim-portable-battery-power-charger-case store_origin: JP region: Japan --- # Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) **Brand:** skrtime **Price:** ¥258 **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) by skrtime - **How much does it cost?** ¥258 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/171119398-battery-case-3700mah-ultra-slim-portable-battery-power-charger-case) ## Best For - skrtime enthusiasts ## Why This Product - Trusted skrtime brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description The Smart Battery Case is engineered specifically for iPhone to give you even longer battery life and protection. The soft microfiber lining on the inside helps protect your iPhone, while the soft elastomer hinge design makes it easy to put the case on and take it off again. On the outside, the silky, soft-touch finish of the silicone exterior feels great in your hand.Stylish DesignIt devotes to iPhone,designed with the user in mind,the elegant black profile of the case makes it the perfect matching accessory in almost any situation.Long Power LifeBuild-in capacity lithium polymer battery,the powerful 3700mAh rechargeable battery case provides long play music video and talking time, double stand-by time for iPhone.Charging and Protecting 2 in 1Not only a portable charger, but also a protection for cellphone from scratches and other daily wear and tear. Internal high quality chips also protect your smart phone from overheating, short-circuiting and over charging.Integrated Circuit DesignEffectively avoid short circuit or overtime charge even under condition of wrong operation.Intelligent Switch and Convenient LED IndicationDesigns with intelligent switch, easy to operation.4 LED battery level indicators, you can know exactly the power condition of the battery case through the LED color ## Features - About this item - 【EXTRA LONG POWER LIFE】A powerful rechargeable protective portable charging case for your iPhone 6 Plus/6s Plus/7 Plus/8 Plus. It’s designed to improve the performance and battery life for your cellphone, an ideal buddy for office, game, daily life, outdoor, long distance journey & business trip. - 【PROTECTIVE CHARGING CASE】 The charger case is not only a portable charger, but also a protection for cellphone from scratches and other daily wear and tear. Internal high quality chips also protect your smart phone from overheating, short-circuiting and over charging. - 【EASY INSTALLATION & SYNC TECH】Carefully insert the battery connector to the charging interface, and press cellphone into the case, easy to charge your phone by pressing the power button for 3s. It supports syncing data to your Mac book, PC or laptop and charging your cellphone simultaneously without removing it. - 【CONVENIENT LED INDICATOR】With 4 LED battery level indicators, you can know exactly the power condition of the battery case through the LED color(0--25%--50%--75%--100%). With ergonomic hand-held design, the charging case offers you a better grip experience. - 【100% MONEY BACK GUARANTEE】If you are not satisfied with our battery case, let us know and you will be offered a full refund or replacement. Enjoy this absolutely RISK FREE purchase by clicking the yellow Add to Cart button. ## Images ![Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) - Image 1](https://m.media-amazon.com/images/I/71DrXbpBPFL.jpg) ![Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) - Image 2](https://m.media-amazon.com/images/I/61q7TebNlbL.jpg) ![Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) - Image 3](https://m.media-amazon.com/images/I/51jLUiEUsnL.jpg) ![Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) - Image 4](https://m.media-amazon.com/images/I/61j11XuvhOL.jpg) ![Battery Case, 3700mAh Ultra Slim Portable Battery Power Charger Case, Rechargeable Protective Backup Charging Case for iPhone 6 Plus/6s Plus/7 Plus/8 Plus (5.5 Inch)(Black) - Image 5](https://m.media-amazon.com/images/I/81ZhSi6rs7L.jpg) ## Customer Reviews ### ⭐ Just work almost 2 months Bad quality Customer service is very bad never no answer your question *by S***F on Reviewed in the United States on January 20, 2020* If you want put your money in the garbage buy this case ### ⭐ It only last for 2 months. *by M***R on Reviewed in the United States on November 29, 2020* After 2 months of use it just stop working. Cannot return it to amazon because it is over 30 days. I have another type but it is still working. I just hope I get a replacement. ### ⭐⭐ Replacement *by W***. on Reviewed in the United States on August 24, 2020* Does not fit my iPhone 7 --- ## 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.jp/products/171119398-battery-case-3700mah-ultra-slim-portable-battery-power-charger-case](https://www.desertcart.jp/products/171119398-battery-case-3700mah-ultra-slim-portable-battery-power-charger-case) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-23*