21Keys Functional Numpad:

Need a few extra keys for programmable commands or other functions? Put them on the SK21 numpad kit . Engineered with a 21-key PCB and a 32-bit MCU, this numpad has the space and processing power to handle your most demanding tasks. Fully programmable, it's the perfect choice forgamers, programmers, and professionals looking tostreamline their workflows.Hotswap PCB supports freely replacing optical switches without soldering issue

3 Fn Macros Customization:

Here youhave more than 6 driver settings. Simply downloadthe driver and you will be able to program the backlight and macro settings, FN1/FN2/FN3 threelayers program modes are available for any needs.Built-in flash memory can save the setting at offlinemode, never afraid of losing it