Samsung EVO Plus 256GB MicroSDXC UHS-I Card 4K Ultra With SD adapter Speed Class Rating: Class 10 (95 MBsec Read with UHS-1, 90MBsec Write with UHS-1, 90MBsec Write with UHS-1) 10 Year Limited Warranty Water Proof, Magnet Proof, Temprature Proof, X-ray Proof Ideal Choice for Smart Phones and Tablets This product may not be compatible with all devices. Prior to buying, check with your devices manufacturer. The actual capacity may differ from that indicated on the product label due to a certain portion of capacity being used for system files and maintenance. Customer Service Responds to all questions in no more then 24 hours and resolves all issues & concerns within 48 hours. If you experience any issues with your item, any issues at all, contact me and I will provide a refund or a replacement as long as they are in stock. Shipping When payment clears, product will be shipped on same day or next business day depending on time.