Featuring twenty keys, RGB lighting, an anodized aluminum plate, and a 5-foot USB cable. NOTE: This is a custom made to order assembled unit, we will install PCB, mount all the switches, solder it, and install all the keycaps and bottom enclosure. By default, Falcon-20 RGB is pre-programmed with the following prefix keys. LelePad Custom Numpad/Macropad Keyboard Kit. by Lelelab. From identifying electronic components to building your own working keyboard, LelePad's got you covered! Lelepad is a numpad kit with through-hole design perfect for DIY enthusiasts who want a nice weekend project or a warmup before taking on more intricate through hole custom keyboard kits!.