SD Card has added memory capacity and multi-device functionality so you can focus on life, not technology. This UHS-I Speed Class 1 (U1) and Class 10 compatibility card is perfect for capturing photos and for video recording &ayback in Full HD. And with read &ite speeds of up to 80MB/s &MB/s respectively, apps and videos load quicker and files transfer faster. - Features:For great quality photos and Full HD video recording - Up to 80MB/s read and 20MB/s write speeds - UHSI Speed Class 1 (U1), Class 10Specifications:GENARAL FEATUREProduct Type: micro - SDHC Memory Card - Family Line: EVO Plus - Application: Mobile phone, Smartphone, Tablet, etc - Capacity: 256GB, (1GB=1Billionbyte)* Actual usable capacity may be less (due to formatting, operating system, applications or otherwise)Interface: UHS-I, compatible to HS interface - Dimension (WxHxD): 15×11×1(mm)Weight: Approx. 0.5gPERFORMANCESpeedRead : up to 80MB/s with UHS-1 interface Write : up to 20MB/s with UHS-1 interface* Actual speed may vary depending on use host device conditions and environment. - Speed Class - Grade 1, Class 10ENVIRONMENTOperating Voltage2.7~3.6VStorage Temperature-40 to 85Operating Temperature-25 to 85Durability10,000 mating cycles - CERTIFICATIONEMCFCC, CE, VCCI, NATAWarranty