--- product_id: 372116969 title: "Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black)" brand: "lalkons" price: "3 zΕ‚" currency: PLN in_stock: false reviews_count: 8 url: https://www.desertcart.pl/products/372116969-battery-case-for-iphone-12-pro-max-enhanced-8500mah-portable store_origin: PL region: Poland --- # Sync-through technology 8500mAh capacity Max protection design Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) **Brand:** lalkons **Price:** 3 zΕ‚ **Availability:** ❌ Out of Stock ## Summary > πŸ”Œ Power Up Your Life: Never Run Out of Juice Again! ## Quick Answers - **What is this?** Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) by lalkons - **How much does it cost?** 3 zΕ‚ with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/372116969-battery-case-for-iphone-12-pro-max-enhanced-8500mah-portable) ## Best For - lalkons enthusiasts ## Why This Product - Trusted lalkons brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Seamless Syncing:** Charge and sync simultaneously without hassle. - β€’ **Risk-Free Purchase:** 30-day money-back guarantee for peace of mind. - β€’ **Ultimate Protection:** Defend your device against drops and scratches. - β€’ **Uninterrupted Power:** Stay charged with 180%+ extra battery life! - β€’ **Visual Power Indicator:** 4 LED lights to keep you informed on battery status. ## Overview The LALKONS Battery Case for iPhone 12 Pro Max combines a robust 8500mAh rechargeable battery with advanced sync-through technology, allowing users to charge and sync their devices simultaneously. Designed for maximum protection, this case safeguards against daily wear and tear while providing extended battery life for all-day use. With a satisfaction guarantee, it’s the perfect blend of functionality and peace of mind. ## Description NOTE: * This battery case is only suitable for iPhone 12 Pro Max (6.7 inch), not suitable other models Features: Provides 180% extra battery life for your iPhone 12 Pro Max. 100% compatible with iOS 14, and future iOS software updates. No excessive bulk and compact design for portability, and fits easily in your hand or pocket. Allow you to sync the data from your iPhone 12 Pro Max to your PC and charge your phone without taking the battery case off. This battery case supports iPhone earphones, besides, also compatibles with iPhone AirPods or any other wireless Bluetooth headphone accessories. β˜…β˜…β˜…How to use? Step 1.Please fully charge the battery case before using the product. Step 2.Please charge the battery case with the apple cable.(Package not included cable ) Step 3. When you want to charge your phone through the battery case, make sure the phone is tightly closed at the bottom of the case, then press the power button for about 3 seconds to start charging. Step 4. When you want to stop the battery case to charge the phone, press the power button for about 3 seconds, it will stop charging. Specification: Battery type: Lithium-polymer Capacity: 8500 mAh Working Temperature: 0℃-45℃ Input: DC5V/2.0A Output: DC5V/1.0A Box include: *1x user manual *1x battery case [Not included cable] IMPORTANT NOTES: 1. No cables are included, please use your original charging cable to charge it; 2. CarPlay is NOT supported. 3. Our battery case is manual, not automatic. 4. Wireless charging is NOT supported by this battery case. 5. DOES NOT protect the screen, DOES NOT protect the screen, DOES NOT protect the screen. ## Features - Advanced Sync-through TECHNOLOGY: Amazing sync-through technology that you can charge your battery case and iPhone 12 Pro Max simultaneously with your existing iPhone charging cable,conveniently sync your iPhone 12 Pro Max to your MacBook, PC or laptop without having to take the battery case off. - IMPORTANT NOTE: Only compatible with iPhone 12 Pro Max (6.7 inch),Not compatible with iPhone 12 Mini (5.4 inch) and iPhone 12 Pro/12 (6.1 inch), Support the headphones that came with your phone. [Not support Wireless charging.] - MAX PROTECTION: The battery case is not only a portable charger, but also a protector for your iphone.Raised sides and hard-shell design maximizes protection to your iPhone 12 Pro Max , durable high- class material to protect your iPhone from scratches, drops, impacts and other daily wear and tear. - LONG BATTERY LIFE: 8500mAh capacity rechargeable built-in lithium polymer battery case provides extra 180%+ power which is equivalent to an additional 8+ hours talk time or 12+ hours web-browsing time. 4 LED lights indicate how much power you have (25%--50%--75%--100%). Power switch allows you to switch on/off the battery case. - 100% SATISFACTION GUARANTEED: LALKONS also delivers the best service ,we provide 30 days ask- free money back guarantee, and 1 year replacement warranty. If you are not satisfied with our product, please feel free to contact us, we will guide how to use, we will offer full refund or replacement. So you can purchase our products without any risk. ## Images ![Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) - Image 1](https://m.media-amazon.com/images/I/61FyEwmIN6L.jpg) ![Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) - Image 2](https://m.media-amazon.com/images/I/71BYUlIMZwL.jpg) ![Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) - Image 3](https://m.media-amazon.com/images/I/6106lOmKcbL.jpg) ![Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) - Image 4](https://m.media-amazon.com/images/I/61JBtMdk3HL.jpg) ![Battery Case for iPhone 12 Pro Max, Enhanced 8500mAh Portable Protective Charging Case Compatible with iPhone 12 Pro Max (6.7 inch) Rechargeable Extended Battery Charger Case (Black) - Image 5](https://m.media-amazon.com/images/I/71Nwyf65-OL.jpg) ## Customer Reviews ### ⭐⭐⭐ Connector breaks often *by P***L on Reviewed in the United States πŸ‡ΊπŸ‡Έ on April 8, 2022* For the money it's not bad but your going to buy a few in your life they stop working if it's dropped ### ⭐⭐⭐⭐⭐ Awesome back up battery *by A***R on Reviewed in the United States πŸ‡ΊπŸ‡Έ on April 29, 2022* A little bulky but it’s great backup ### ⭐ quality *by A***R on Reviewed in the United States πŸ‡ΊπŸ‡Έ on January 30, 2022* The battery is falsely reported, and the quality is too poor, it will be broken in two weeks --- ## 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.pl/products/372116969-battery-case-for-iphone-12-pro-max-enhanced-8500mah-portable](https://www.desertcart.pl/products/372116969-battery-case-for-iphone-12-pro-max-enhanced-8500mah-portable) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-09*