# Techkey MFi-Certified 256GB 3-in-1 Flash Drive for Lightning, USB-A and USB Type-C

> MFi認定フラッシュドライブ iPhone iPad 256GB用 3in1 外付けメモリ フォトキーパー ストレージスティック 画像 summary. The Techkey MFi Certified 256GB 3in1 Flash Drive combines Lightning, USB-A, and USB-C interfaces in one compact housing.

Tags: adapter, techkey, flash-drive, mfi, iphone, 256gb
Source: https://www.amazon.co.jp/dp/B0GSZJ54VW
Article page: https://web-autoai.com/articles/mfi-iphone-ipad-256gb-3in1?lang=en

Prices and ratings change over time — check the article page for the current values.

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This article covers MFi認定フラッシュドライブ iPhone iPad 256GB用 3in1 外付けメモリ フォトキーパー ストレージスティック 画像.
The Techkey MFi Certified 256GB 3in1 Flash Drive is a compact external storage solution designed for iPhone, iPad, Android, and PC users who need to free up device space without relying on cloud services. Its key selling point is the triple-interface design: a Lightning plug for iOS devices, a USB-A connector for desktop PCs, and a USB Type-C port for modern Android phones and laptops. With MFi certification, the drive offers reliable compatibility with iPhones and iPads running iOS 12.1 or later. The bundled "U-Disk" app enables one-touch backup of photos, videos, and contacts, while the drive itself works as a standard USB storage on Windows, macOS, and Android devices without additional software. At 256GB of capacity, it sits at the sweet spot between affordability and practical storage for most users.
Lightning connector: Works with iPhone 6s and newer, iPad 5th gen and newer, and iPod touch 7th gen (requires iOS 12.1+). MFi certification ensures stable operation after OS updates. USB-A connector: Plug-and-play on Windows 7/8/10/11, macOS 10.6+, and Chrome OS. No driver installation needed. USB Type-C connector: Compatible with Android phones/tablets that support USB OTG (Android 6.0+). No app required — files appear in the system file manager. Transfer speed is rated at up to 40 MB/s read when using the USB 3.0 interface (5 Gbps). While not cutting-edge, it's sufficient for transferring typical photo libraries and documents.
Check the retailer's page for the latest price. It competes with brands like SanDisk iXpand but undercuts them on price while still offering MFi certification for iOS trustworthiness. Included in the box are the drive itself and a keychain for portability. The metal housing is claimed to be dustproof, drop-resistant, and anti-magnetic, which adds durability for everyday carry.

## Things to Consider
Read speed caps at 40 MB/s, which is significantly slower than modern SATA SSDs (500+ MB/s). Not ideal for large file transfers between two PCs. 256GB is enough for photo libraries and documents but may fill quickly with 4K video projects. Consider higher-capacity variants if you shoot a lot of video. Some Android phones disable USB OTG by default — verify in Settings > Connected devices > USB before relying on the Type-C port. Also, the drive cannot be connected to both devices simultaneously; it is a switchable design.

### Product Disclosure (Amazon)
- Manufacturer: PILCNLA
- Seller: ゆみゆき
- Fulfilled by: ゆみゆき
- ASIN: B0G2C928JG
- Note: This article covers a manufacturer-made product based on Amazon listing details.