Use M2*10 self-tapping screws. When placing an order in the store, just mention that you need screws and a screwdriver. This HUB, which uses the high-cost CH334P chip, supports MTT processing mode, which is much better than other hubs in the same price range on the market. It also supports 4KV electrostatic protection and operates in a temperature range of -40° to 85°.