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A 4x4 hotswap macropad PCB with per-key SK6812MINI-E RGB backlight, compatible with all MX switches.
Keyboards
Nordic nRFxxxx
MIDI

DailyDuino 4x4 MacroPad PCB - Hotswap Keys and RGB

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$41.73

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Original Design
This product was designed by DailyDuino. By buying this product you support original hardware creators.

DailyDuino 4x4 MacroPad PCB - Hotswap Keys and RGB

Build your own Bluetooth macropad with per-key RGB, profile switching, and a custom companion app. This kit includes everything you need to get started except switches, keycaps, and the 3D printed enclosure.

What is Included

  • DailyDuino Hexpad Top PCB with hotswap sockets and pre-soldered SK6812MINI-E per-key RGB LEDs
  • DailyDuino Hexpad Bottom PCB with pre-soldered Tenstar nRF52840 Pro Micro module
  • Pre-flashed firmware ready to use out of the box

What You Need

  • 16x MX compatible mechanical switches of your choice
  • 16x keycaps of your choice (XDA profile recommended)
  • 3D printed enclosure (free STL files available on Thingiverse)
  • 8x M2 screws (4x 8mm, 4x 4mm)

Features

  • Bluetooth 5.0 BLE HID keyboard — works wirelessly with Windows, macOS, Android and iOS
  • USB HID — plug and play, no drivers needed
  • Per-key RGB backlight with SK6812MINI-E LEDs
  • 7 programmable profiles with LED color indicators
  • Profile switching button with status LEDs
  • Hotswap sockets — swap switches without soldering
  • Configure key mappings, macros and RGB without reflashing via the companion app
  • Compatible with Windows, macOS and Android companion app

Companion App

The Hexpad companion app lets you remap keys, create macros, adjust RGB brightness and colors, and switch profiles directly from your phone or computer without touching any code or reflashing firmware. Available for macOS and Android.

Firmware

The bottom board ships pre-flashed and ready to use. If you want to reflash or modify the firmware, double tap the reset button and the board shows up as a USB mass storage device. Drag and drop the UF2 firmware file and you are done. Full source code is available on GitHub.

Build Guide

Full step by step assembly instructions, wiring diagrams, firmware documentation and the companion app download are available at dailyduino.com.

3D Printed Enclosure

The enclosure STL files are free to download on Thingiverse. Print in army green and orange PETG for the full color scheme. Recommended print settings: 0.2mm layer height, 20% infill, no supports required.

Links to code and documentation

Documentation (dailyduino.com)

Code (github.com)

Shipping policy

Processing Time : Please allow 2-3 business days for processing before shipment.

Shipping Methods : Orders are shipped via Zásilkovna (Packeta) for CZ and GLS for rest of EU destinations. Tracking information is provided for all orders.

This product does not ship to United States.

The seller

DailyDuino

DailyDuino logo

Ostrava, Czechia
1 order since May 4, 2026