***** **********Best Quality Guranteed. *****Internal/External micro sd cards are applied for Nintendo, Nikon, mobile phone, digital camera, dash cam, smart watch, GPS, Galaxy Tab and computer*****Customized TF card for capturing smooth full /ultra HD video playback and high-resolution photos without any interruption*****Authentic microSD card class 10 offers free SD adapter and replacement for memory card within 10-year warranty *****Micro SD Card 16GB can withstand around 72 hours in seawater, extreme temperatures, airport X-ray machines and magnetic fields equivalent to an MRI scanner*****Premium transfer speeds of 16GB micro sd around 80MB/s( Performance may be lower depending on host device, usage conditions and other factors)