Simply the right card, More space and higher speed. Free up your devices with the largest capacity and highest read/write speeds in its class, perfect for 4K UHD video.With astonishing performance and reliability, EVO Plus lets you save and treasure the richness of life. NOTE:The foregoing read & write speeds are based on internal tests conducted under controlled conditions.Actual speeds may vary depending upon card capacity.The internal tests are performed with Samsung Galaxy S7 as host device and under the assumption that average actual storage capacity is 93.1% of labeled capacity.Actual storage capacity may be lower than labeled capacity. Part of the storage may be used for system files and other storage control purposes. Application: Mobile phone, Smartphone, Tablet, etc ; Operating Voltage: 2.7~3.6V ; Storage Temperature: -40℃ to 85℃ ; Operating Temperature: -25℃ to 85℃ ; Durability: 10,000 mating cycles.