【Hot-Swappable Blue Switches】Pre-installed with blue mechanical switches that deliver a crisp, clicky typing feel and immediate tactile feedback. All keys support hot-swapping—simply replace them with standard 3-pin or 5-pin mechanical switches without soldering to easily experiment with different keystroke feels and create your own customized typing experience.

 

【Switch between two modes】Equipped with the standard Num Lk function key, it can switch between numeric input mode and arrow key mode. It is suitable for scenarios that require frequent input of numbers or navigation operations, such as spreadsheet editing, programming and data processing, to enhance operational efficiency and reduce hand movement.

 

【Includes a Dual USB-A Cable】The kit includes a cable with USB-A male connectors on both ends—one connects to the keypad’s PCB, and the other plugs into your computer. This design ensures more stable power delivery and signal transmission, especially suitable for older computers or devices that are sensitive to USB recognition. After assembly, it works plug-and-play.

 

【Beginner-Friendly Soldering Kit for DIY Electronics】 This product is a complete 17-key numeric keypad soldering kit. The PCB board features clear silkscreen markings, making the placement and polarity of all components easily identifiable. It comes with illustrated instructions and a PDF guide accessible via QR code scan, providing detailed steps and clear diagrams. Whether you're a student, an electronics enthusiast, or a first-time solderer, this practical DIY electronics project is suitable for everyone to try. Learn basic circuit knowledge while assembling your own functional numeric keypad.

 

【Paper Installation Manual】Comes with an exquisite paper installation manual which will guide you how to solder this electronics project step by step, ensuring a fun and educational experience for everyone. But please note, this diy soldering kit requires certain foundation of basic electronic theoretical knowledge and soldering and hands-on ability.