【QMK/VIA customization】With QMK and VIA support, you can easily program and remap each key on the keypad. The open-source firmware means endless possibilities for keyboard layouts, shortcuts, backlight effects, and more. It is very convenient to add multiple layers for when you want to use it as more of a macropad than a number pad. Please download the keymap file (guide in the manual) to use VIA | 【Hot Swappable Mechanical Number Pad】You can easily hot-swap the numpad with almost any 3-pin or 5-pin MX style mechanical switches available on the market, without the need for soldering. It’s important to note that this mechanical pad features a wired connection design, you don't worry about low battery levels, frequent recharging, or transmission delay issues ,more efficient and stable experience | 【Nice creamy sound & linear actuation】Our numpad is designed noise reduction structures with poron foams, silicon switch pad and the bottom sound absorbing foam. Perfect creamy sound and not too clicky let the numeric keypad itself feels great under the hand. Furthermore, Equipped with pre-lubed linear switches, Kisnt custom number pad ensures a quieter and smoother typing experience | 【Extended Layout Design】The 34-key layout numpad includes all the essential keys for basic calculations and data entry, such as Esc, Tab, Backspace, Delete, Home, Page Up, Page Down, and four arrow keys. This allows you to quickly input hundreds of numbers in Excel spreadsheets and also enjoy games that require arrow keys. with dimensions of 5.87 x 5.28 x 1.54 inches, the keypad may take up a bit more space of your desk, however, it can easily be placed next to your compact keyboard when needed and stored in a drawer when not in use | 【PBT Dye-Sub Keycaps & RGB Backlit Effects】The high-quality PBT keycaps are often regarded as the best choice for keycap materials. Unlike ABS keycaps, PBT is significantly more durable and oil-resistant. Due to the adoption of sublimation technology, the lights do not shine through the keycaps , but it ensures that they retain their vibrant colors for a longer time. Featured a variety of stunning RGB backlight effects, making the numpad complement most keyboards beautifully. You can easily control the brightness and speed of the lighting to suit your preferences. Enjoy a wonderful life with the Kisnt Numeric Keypad