Product description Model NO.：HS-ESSD-T200N Interface：USB 3.1 Type-C Capacity：512G/1TB Available Device：Android Phone/Android Tablet/PC/Laptop Size：113mm*41mm*10mm Weight：<75g Max. Read Speed：450MB/s Material：Aluminum Color：Black Working Indicator:Yes Accessible platform:Windows/Mac/Linux/Android 4.0 or above Work Temperature：0℃ ~ 40℃ HIKVISION Portable SSD T200N expands the storage capacity of Android phones, Android tablets, PCs, and laptops through the USB 3.1 TYPE-C interface, enabling users to have large-capacity storage needs. Metal case less is more，It is made of aluminum alloy and has been elaborately carved in several processes. Higher-Speed Transmission，he maximum read speed is up to 450 MB/s, 4 times faster than mechanical hard disk. Shock-resistant and heat dissipation，Metal case greatly help disspating heat model : Hikvision T200N Portable External SSD with High Speed Read/Write up to 450MB/s Capacity Expansion (512GB) - HS-ESSD-T200N tag : External Hard Drives