Exquisite craft strong and durable,and adopts international standards structure design and manufacture, strong resistance to radiation Spill-resistant design Ergonomic Design Plug and Use, No Drive Needed Reliable Switches Rated for 50 Million Clicks RGB Light Effect with Multiple Modes, Dual Light Stripes N-KeyRollover and Win Lock Function Connector:USB Wired Size:445x133x38mm Cable Length:1.8m Buttons:104 keys