Read & WriteThis Dual Bay External Hard Drive Case supports reading and writing M.2 NVMe SSD, M.2 SATA SSD in size 2230/2242/2260/2280 and 2.5/3.5 inch SATA III Drives.DO NOT SUPPORT CLONE Simple SwitchThis type-c to nvme sata docking station doesnt support reading and writing two types of drives at the same time. Please choose the type of drive you need via the Drive Switch.Please reboot Power Switch after setting Drive Switch, otherwise the setting is invalid. 10Gbps Transfer SpeedThis M.2 and SATA Drive Reader equips with RTL9210B chip and USB3.2 GEN2x1 Type-C output interface, the theoretical transfer speed is 10Gbps. Wide ApplicationThis External Hard Drive Adapter comes with with two data cables C-to-C and C-to-A which support many devices. Feature24TB SATA + 8TB M.2 Capacity / LED Indicator / Driver Free / Plug and Play / USB Supports Hot Swapping when NO External DC Input / Independent 12V 3A Power Adapter / Aluminum Alloy Case / Excellent Heat Dissipation.