This Keychron K4 version 2 K4c2 keyboard is perfect for those who want a high-quality mechanical keyboard that is wireless and illuminates for optimal visibility. It features an aluminum body and comes in a stylish gray color that will complement any computer setup. The built-in battery ensures long-lasting use, while the Bluetooth connectivity makes it easy to connect to any device. This keyboard is made by Keychron, a trusted brand in the industry, and has a model number of K4c2. It measures 15 inches in length and was manufactured in China.RGB Backlight, Aluminum Blue Switch 96%wireless Mechanical Keyboard Gently used one owner! All hardware included!😊