SPIN CART Plastic LED Backlit Large Size USB Wired Mechanical Feeling Multimedia Gaming Keyboard Spincart Multiple Color Rainbow LED Backlit Large Size USB Wired Mechanical Feeling Multimedia Gaming Keyboard Product features  Note: This is not an actual mechanical keyboard but the feel and design is identical.  Model: V9 Rainbow Keyboard Normal Keys: 104 Backlight Version: 3 colours (Blue/Red/Green) RBG Keycap Technology: ABS + PC Button Ergonomics: Support USB cable length: 150 cm Ultra flat design without borders. 6mm on the backplane which is thinnest among the category FN + up for brightnest adjustment.  Scroll lock for turning LED on/off Dimension: 17 (L) x 5. 5 (W) x 1. 2 (H) inch Weight: 450 gm Colour: Black Certification: CE, FCC, BSMI Supports: Windows 98 / 2000 / ME / XP / Windows 7 / Windows 8/ Windows 10/ Mac OS Plug and Play setup Full size keyboard wit h numeric pad Backlighting on keyboard.