Description 1. Capacity: 4GB 8GB 16GB 32GB 64GB 128GB 256GB 512GB 2. Micro TF SD card sd adapter 3. Plug and play (no software required) 4. Micro TF SD for mat, high speed reading and writing 5. Suitable for mobile phones, cameras, Drone,Nintendo Switch,MP3/MP4 players and other devices 6. Can be used as Micro TF SD or sd card 7. Operating Temperature - 13°F to 185°F (- 25°C to 85°C) 8. Storage Temperature - 40°F to 185°F (- 40°C to 85°C) 9. Dimensions: 0.59 x 0.043 x 0.03 (14.99 x 10.92 x 1.02 mm) Specifications: * New upgraded version * All sealed in retail packaging (not bulk packaging) * Take higher quality photos and shoot full HD videos * The capacity is up to 16GB, which can be photographed, carried, and completely saved Package Included: 1 * SD card 1 * SD Card Adapter Notes: Please donot use cheap card readers to test Micro TF SD cards, speed of Micro TF SD cards will be reduced by low quality card readers. Dear buyers,this is the link to track the package : 【https://global.cainiao.com/detail.htm?mailNoList= (Please enter your tracking number)】 ▲ When the parcel arrives, the post office will normally put it in your mailbox. Please check your mailbox first. You can also contact the local post office on your own initiative, which will help you receive the parcel faster.Before you contact with the shipping carrier, May I advise you check with your families, roommates, and neighbors,etc. See if anyone has signed the item for you. ▲When you encounter any problems, please do not open disputes at will, hope you can contact us directly, we will help you solve the problem，thank you for your support! ▲About capacity: 4GB=approximately 3.6GB-3.75GB 8GB=approximately 7.2GB-7.6GB 16GB=approximately 14.4GB-14.8GB 32GB=approximately 28.5GB-31GB 64GB=approximately 58GB-62GB 128GB=approximately 115GB-124GB 256GB=approximately 230GB-249GB 512GB=approximately 460GB-486GB Vendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MB Calculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB; This is calculation difference between manufacturer and our PC,just for you reference.