CoolKiller PolarBear 2 in-1 Transparent Calculator & Number Pad Mechanical Keyboard

[DESCRIPTION]CoolKiller PolarBear 2 in-1 Number Pad & Mechanical Calculator, 18 Keys Transparent Number Pads Portable Financial Accounting for Laptop, PC, Desktop, Notebook. 2 in-1 Wired Number Pad & Mechanical CalculatorThe numpad can be used as both a mechanical numeric keyboard and a calculator. The package comes with a keyboard cable. When you plug the cable into your keyboard and device, it can work as a mechanical numpad. If you take off the cable, it is an 18 keys portable transparent mechanical calculator. Hot Swappable Mechanical CalculatorThe CoolKiller calculator is a hot-swappable mechanical calculator with custom ice-blade linear switches. Fully hot-swappable with 3 or 5-pin mechanical switches, you can DIY your calculator and swap out the stock switches for any other color or MX-style switches without any soldering required. The finger tactile bump and the unique audible click are addictive.Gasket Mounted Mechanical KeyboardThe CoolKiller PolarBear Mechanical Keyb