Ausbildungs-Bataillon (OB) der Luftwaffe 4

Formed 15.1.45 in Esbjerg/Denmark from parts of the Kampfbeobachter- und Bordschützenschule.

On 2.4.45 transferred to Assens, later the Oldenburg area, with 1154 men for the 20. Fallschirm-Jäger-Division.