This tank paper model is a Pz.Kpfw. IV Ausf. D, which was a modification of the Panzer IV (Panzerkampfwagen IV or Pz.Kpfw. IV) Tank, a German medium tank developed in the late 1930s and used extensively during the Second World War, the papercraft is created by Lazy Life, and the scale is in 1:72. There are more Panzer IV Tank Paper Models on the site.
You can download this paper model template here: WWII Pz.Kpfw. IV Ausf. D Medium Tank Free Paper Model Download