Features: Supports NVME/NGFF SSD, double drive bay design for portabilities Aluminum case, lightweight; fast transmission interfaces provides fast data transmission; Double drive bay design, two hard disks can be installed at the same time; Suitable for wide devices such as computer and cell phones. Note: RTL9210B + RTL9210B Two protocol nvme/ngff and JMS583+ JMS583 single protocol nvme are available .Can be used in computer, laptops, game consoles, cell phones and other devices that Specifications: Sizeabout 3.35x1.65x10.3cm/1.32x0.65x4.05in Support RTL9210B + RTL9210B Two Protocol B: JMS583+ JMS583 NVME Protocol Material: Aluminm Speed10G fast 1000Mb/s Read Size:approx 6.8x12.5x1.6cm/2.68x4.92x0.63in Package Includes: 1PCS M.2 NVME SSD Enclosure note: Due to the problemof lighting effects and shooting, there might be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.