USB 3.0 Flash drive:High speed make stransfer smooth and seamless. Save more files in style, ready to take on the goNo software setup is required, Just directly connect the pendrive to your device, and you could record and share more favorite fragments on Christmas, Birthday, and PartyChip: Grade A+, built to last longInterface: USB 3.0Operating Temperatures: 32º F to 140ºF (0º C to 60º C), Storage Temperatures: -4º F to 185º F(-20º C to 85º C)Writing speed: 20mb/s-25mb/sReading speed: 70mb/s-85mb/sPackage included: 1* 128GB USB 3.0 Flash DriveNote:1.Flash memory vendors are using decimalarithmetic: 1MB = 1000KB,1G = 1000MB calculated, the operating system using binary arithmetic: 1MB = 1024KB,1GB = 1024MBSo 1GB storage in your devices shows as:(1000^3)/(1024^3)=0.93GBThis is calculation difference between manufacturer and our PC2.System program - formatting and other functions will take some space(5%-10%), so available storage capacity is 117GB – 118GBWhy Choose us？Founded in 2014, Ecoodisk has cooperated with more than 15 distributors around the world and provided over 30,000customers with the high-quality flash productsThe key components of Ecoodisk products are all from the world's top 3 suppliers, creating incredibly durability with the exceptional performanceEach Ecoodisk USB 3.0 Flash Drive is strictly tested, through most authoritative testing software H2test to ensure itsfunction