Features: This mechanical keyboard features 12 programmable keys for unique game experience, perfect for serious gamers. Easy to use and customizeable, this keyboard allows personalized setting according to individual. Tailored for gamers to improve their skill, providing quick accesses to essential functions. For various game environment, making it essential tool for competitive player. Crafted from quality materials, this one handed programmable keyboard is a reliable choice for game enthusiasts Specifications: Material：ABS Size: about 148x117x72x33mm/5.83x4.61x1.3inches Keys: 12Keys 4 Knobs Types：Black USB/Blue USB/Black Bluetoothcompatible/Blue Bluetoothcompatible Differences: 1. The wired version has one less charging indicator light compared to the Bluetoothcompatible version; 2. The wired version has one less toggle switch compared to the Bluetoothcompatible version; 3. Has RGB lighting effects and can be set in three layers; 4. After opening the computer settings tool, use the TypeC data cable to connect the keyboard to the computer. After the tool displays a successful connection, you can customize the key functions according to your own needs; Package Includes: 1PC Mini Keypad note: Due to lighting effectsand shooting angle, there will mightbe certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.