【21-key functional number pad】 Looking for a numeric keypad to enter numeric data? Look no further than the AULA 21-key functional keyboard for a wireless mechanical numpad. This small keyboard is perfect for mechanical keyboard lovers. | 【Distinctive look】 Need a special wireless number pad? Take a look at this bluetooth number pad! Transparent body with transparent keycaps and 94% light transmission gives it a unique and dazzling appearance. High light transmittance and high hardness PC material makes the keyboard anti-oxidation and anti-yellowing. The characters are protected by 3D printing process + uv layer, which is resistant to wear and tear and does not lose color for long time use. | 【Three connection modes】 This number pad keyboard supports wired, wireless, Bluetooth 5.2 three connection modes, Bluetooth can be connected to three devices to meet your requirements under different needs. The light color is white and it has transparent keycaps which makes it a nice keyboard. | 【Hot-swappable mechanical switches】 For mechanical keyboard lovers to choose from! With a special transparent jellyfish shaft, high-precision debugging satellite shaft, using a unique internal injection molding process, factory lubricated, which can greatly reduce the appearance of noise. With hot-swappable design, you can easily replace the 3/5 pin shaft. | 【Widely compatible】Noise-canceling structure design, built-in sandwich cotton, reduce numeric keypad cavity noise, keyboard key tone is crisp and comfortable to touch. Multi-system compatible for apple/win/android. Get ready to improve your productivity with this AULA wireless mechanical numeric keyboard with 21 function keys. It's more than just a keyboard, it's a unique and stylish piece of technology that will make your life easier.