Specification:Item: Protection CardModel: N-PN02Item Size: 11 * 2.2cm / 4.3 * 0.9inchItem weight: Approx. 7g / 0.2ozPackage weight: 9g / 0.3oz Features: This adapter card is suitable for installing B + M key M.2 NGFF SSD on the adapter card for testing. Avoid damaging the golden fingers, you can also convert short size SSD to long size SSD. It works extremely simply, just a one-to-one connection. No switch chips and no drivers are required, with no performance changes. Compatible for solid state drives with B-key SATA protocol.