This adapter by Delock can be used as a port saver in order to prevent the M.2 interface from damage when it is under usage for high contact durability. Further there is the possibility to insert a Nano SIM card in the slot and use with an appropriate M.2 module. Specification - Connectors: 1 x 67 pin M.2 Key B male > 1 x 67 pin M.2 key B slot 1 x Nano SIM slot - Form factor: M.2 22110 - Supports M.2 modules in format 2280, 2260, 2242 and 2230 with key B or key B+M - Maximum height of the components on the module: 1.5 mm, application of double-sided assembled modules supported - Dimensions (LxWxH): ca. 110 x 22 x 5 mm System requirements - One free M.2 key B slot Package content - Adapter - Mounting material Package - Box https://elecena.pl/product/18516389/65921-delock-adapter-m-2-key-b-gt-m-2-key-b-nano-sim 2021-05-19 https://elecena.pl/product/18516389/65921-delock-adapter-m-2-key-b-gt-m-2-key-b-nano-sim 2025-01-31