PiRevision=`grep "Revision" /proc/cpuinfo` && PiRevision=$(echo $PiRevision | cut -f 2 -d ':' | cut -d' ' -f2,3)

if [[ $PiRevision == "0002" ]] || [[ $PiRevision == "0003" ]]  || [[ $PiRevision == "0004" ]] || [[ $PiRevision == "0005" ]] || [[ $PiRevision == "0006" ]]; then
  echo "You're running on a Pi Model B 256MB"
elif [[ $PiRevision == "0007" ]] || [[ $PiRevision == "0008" ]] || [[ $PiRevision == "0009" ]]; then
  echo "You're running on a Pi Model A"
elif [[ $PiRevision == "000d" ]] || [[ $PiRevision == "000e" ]] || [[ $PiRevision == "000f" ]]; then
  echo "You're running on a Pi Model B 512MB"
elif [[ $PiRevision == "0010" ]] || [[ $PiRevision == "0013" ]] || [[ $PiRevision == "900032" ]]; then
  echo "You're running on a Pi Model B+"
elif [[ $PiRevision == "0012" ]] || [[ $PiRevision == "0015" ]]; then
  echo "You're running on a Pi Model A+"
elif [[ $PiRevision == "a01041" ]] || [[ $PiRevision == "a21041" ]] || [[ $PiRevision == "a22042" ]]; then
  echo "You're running on a Pi 2 Model B"
elif [[ $PiRevision == "900092" ]] || [[ $PiRevision == "900093" ]]; then
  echo "You're running on a Pi Zero"
elif [[ $PiRevision == "9000C1" ]]; then
  echo "You're running on a Pi Zero W"
elif [[ $PiRevision == "a02082" ]] || [[ $PiRevision == "a22082" ]]; then
  echo "You're running on a Pi 3 Model B"
elif [[ $PiRevision == "a020d3" ]]; then
  echo "You're running on a Pi 3 Model B+"
elif [[ $PiRevision == "a03111" ]]; then
  echo "You're running on a Pi 4 1GB"
elif [[ $PiRevision == "b03111" ]] || [[ $PiRevision == "b03112" ]] || [[ $PiRevision == "b03114" ]]; then
  echo "You're running on a Pi 4 2GB"
elif [[ $PiRevision == "c03111" ]] || [[ $PiRevision == "c03112" ]] || [[ $PiRevision == "c03114" ]]; then
  echo "You're running on a Pi 4 4GB"
elif [[ $PiRevision == "d03114" ]]; then
  echo "You're running on a Pi 4 8GB"
elif [[ $PiRevision == "c03130" ]]; then
  echo "You're running on a Pi 400 4GB"
elif [[ $PiRevision == "902120" ]]; then
  echo "You're running on a Pi Zero 2 W 1GB Rev 1.0"
else
  echo "Unknown Model"
fi