Fangrui Product Details The Shell Adopts A High-transparency Pc Shell, With An Rtl9201r Chip Inside, Which Is Upgraded In Quality. It Is Not Only Cool, But Also More Convenient To Identify The Type Of Internal Hard Disk And Quickly Transfer Data. Compatible With Sata Protocol, 2.5-inch Sata Solid-state Mobile Hard Disk And 2.5-inch Sata Mechanical Mobile Hard Disk Are Universal. Using Usb3.2 Type-c Interface, The Transmission Rate Can Reach Up To 5gbps, High-speed Lossless Transmission. With Led Light, The Working Status Indicator Light Will Light Up After Power On, Write Protection Status, Read And Write Data, You Can See It At A Glance. Instructions For Touch Write Protection Function: 1. Green Light: Indicates That The Hard Disk Box Is Working Normally, And The Green Light Flashes: Indicates That Data Is Being Read And Written. 2. Turn On The Write Protection Function: In Standby Mode, Press The Touch Key 5 Times In A Row To Light Up The Blue Light, Then Re-plug The Data Cable To Turn On The Write Protection Function. 3. Re