Morse Code
Coconut Cafe
Pink Bunny
Regular price $35.99 USD
Sale price $35.99 USD Regular price

Free standard shipping to most countries

Enjoy free shipping to most countries*. Please refer to our shipping FAQ to see if you qualify.

15-Day Return Policy

15-day no-reason free return and exchange policy, you have ample time to try out your new product and decide if it's right for you.


21 Keys Standard Layout

The K21 features a conventional 21-key numpad layout, making it ideal for data entry, gaming, and numerical input. The hot-swappable design allows for easy customization and maintenance.

Transparent PC Case with Pudding Keycaps

The transparent PC case beautifully showcases the RGB lighting, further enhanced by the pudding-style keycaps. This combination not only adds to the visual appeal but also allows for more prominent RGB illumination.

18 Pre-set RGB Effects

With 18 default RGB lighting effects, enjoy a vibrant and dynamic backlighting experience. Customization is made possible with driver support, allowing you to personalize your numpad to your liking.

Triple-Mode Connectivity

Offering unparalleled flexibility, the K21 can connect with up to three devices simultaneously. Easily switch between devices with Bluetooth mode, enjoy the fast and stable connection of 2.4Ghz wireless within a 10-meter range, or opt for the reliability of a Type-C wired connection.

Durable 600mAh Battery

The built-in 600mAh battery ensures long-lasting performance. The FN key light flashes to indicate low battery, stays on during charging, and turns off when fully charged.

Specifications for Custom Switch
LEOBOG Ice Crystal Switch
  • Type: Linear
  • Pin: 5 pins
  • Factory Lubed: Yes
  • Material: POM Stem, PC Housings
  • Initial Force: 29gf
  • Actuation Force: 35±3gf
  • Bottom-out Force: 48±3gf
  • Total Travel: 3.7±0.3mm
  • Actuation Travel: 1.8±0.3mm
  • Lifespan: 60 Million Keystrokes
  • Technical Specifications

    Inside the box