DRAEGER Tyre Pressure Gauge strong used

Vintage DRAEGER Tyre Air Pressure Gauge in strong used condition. The gauge has paint damages and the badge is missing. It is stamped with "DRÄGER, D.P. angem., kg / cm2". The DRAEGER tool is made of metal, the diameter is 5,3 cm, the total length is 12 cm. Made in Germany. I did not test it but possible working.