Fits 1 x M.2 PCIe NVMe SSD with all drive length including 2230 (30mm), 2242 (42mm), 2260 (60mm), 2280 (80mm), and 22110 (110mm) Use 1 x PCIe 3.0 x4 interface, also supports installation into PCIe 3.0/4.0 x 4, x 8, and x 16 slots Install into a single-width full-height expansion slot Optional screw holes available for low profile PCIe bracket (not included) Low profile design allows for multiple bays to be installed side-by-side in a modular design Integrated heat sink and ample ventilation for excellent passive cooling Tool-less drive installation design for easy drive maintenance and system upgrading Active Power Technology (APT) saves power by shutting the device down when no drive is installed PCIe interface provides both power and data transfer, which ultimately reduce cable clutter Optional drive activity signal output lets you transfer the drive activity signal to the computer case Compatible with 2019+ Mac Pro PCIe expansion slots