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diff --git a/poster/main.pdf b/poster/main.pdf
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diff --git a/poster/main.tex b/poster/main.tex
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+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% "How to use the Spaceprobe"
+%
+% https://github.com/makehackvoid/spaceprobe
+%
+% Adapted from "A Template for 'How to create a WiFi account' with Re2o'"
+% https://github.com/Klafyvel/create_account_re2o_poster
+% Images belong to their authors
+%
+% Distributed under Creative Commons CC BY 4.0
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+% Here you can set the color and the text size
+% Rézo Metz : 1cc0fa
+% Aurore : cf0f23
+\documentclass[color=1cc0fa, size=12pt, logo=mhv-logo.png]{re2o-poster}
+
+\newcommand{\intranet}[1]{\newcommand{\theintranet}{#1}\newcommand{\thecontact}{#1/contact/}}
+\newcommand{\forum}[1]{\newcommand{\theforum}{#1}}
+\newcommand{\github}[1]{\newcommand{\thegithub}{#1}}
+
+% Some informations
+\title{How to use the Spaceprobe}
+\forum{https://forum.makehackvoid.com}
+\github{https://github.com/makehackvoid/spaceprobe}
+
+% You should not need to change anything below
+
+\usepackage[utf8]{inputenc}
+\usepackage[T1]{fontenc}
+
+\usepackage{tabularx}
+\usepackage{multicol}
+\usepackage{qrcode}
+\usepackage{cclicenses}
+\usepackage{graphicx}
+
+\graphicspath{{images/}}
+
+\begin{document}
+
+\maketitle
+
+\vskip \baselineskip
+\begin{minipage}[0.6\pageheight]{\linewidth}
+\Large 
+\begin{enumerate}
+
+\item Ensure that the meter is at 0
+\begin{center}
+\includegraphics[width=0.4\textwidth]{probe-neutral.png}
+\end{center}
+
+\item Turn the knob until the \emph{meter} shows the time you plan to be open for (the knob is on a rotary encoder, so the labels aren't relevant)
+\begin{center}
+\includegraphics[width=0.4\textwidth]{probe-timeset.png}
+
+The meter shows 4 hours
+\end{center}
+
+\item Press the knob in; The LED should flash, and the meter should return to 0
+
+\item Success! The probe should have tweeted
+\begin{center}
+\includegraphics[width=0.4\textwidth]{tweet.png}
+\end{center}
+
+
+\end{enumerate}
+\end{minipage}
+
+\vskip \baselineskip
+
+\hskip -1.1cm%
+\renewcommand{\arraystretch}{1.8}%
+
+
+\vfill
+\vskip -0.9\baselineskip
+{
+\footnotesize
+\qrcode[height=0.08\linewidth]{\thegithub} %
+\hskip 1cm %
+An issue? \emph{\thegithub} %
+Or post on the forum \emph{\theforum}
+}
+
+\end{document}
diff --git a/poster/re2o-poster.cls b/poster/re2o-poster.cls
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+++ b/poster/re2o-poster.cls
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+\NeedsTeXFormat{LaTeX2e}
+\ProvidesClass{re2o-poster}[Re2o Poster]
+
+\RequirePackage{kvoptions}
+\SetupKeyvalOptions{prefix=re@}
+\DeclareStringOption{color}[cf0f23]
+\DeclareStringOption{size}[12pt]
+\DeclareStringOption{logo}[logo.png]
+\ProcessKeyvalOptions*
+\PassOptionsToClass{\re@size}{article}
+\LoadClass[a4paper]{article}
+\RequirePackage[table]{xcolor}
+\RequirePackage[sfdefault,lf]{carlito}
+\RequirePackage[margin=1.1cm,a4paper]{geometry}
+\RequirePackage{ragged2e}
+\RequirePackage{graphicx}
+\RequirePackage{background}
+
+
+\definecolor{MainColor}{HTML}{\re@color}
+
+\pagestyle{empty}
+\RaggedRight
+\parskip=\re@size plus 4pt
+
+\renewcommand{\labelenumi}{\Huge\color{MainColor}\bfseries \arabic{enumi} }
+
+\renewcommand{\maketitle}{{\fontsize{40pt}{42pt}\bfseries\selectfont\color{MainColor}%
+\makeatletter\@title\makeatother%
+\par}}
+
+\renewcommand{\emph}[1]{{\itshape\color{MainColor}\bfseries#1}}
+
+\newcommand{\link}[1]{{\bfseries#1}}
+
+\backgroundsetup{
+scale=1,
+color=black,
+opacity=0.1,
+angle=0,
+placement=top,
+vshift=1.9cm,
+contents={%
+  \includegraphics[width=\paperwidth]{\re@logo}
+  }%
+}
+
+%\endinput