Embroidered badge, to be sewed on the jtunic under the left breast pocket, for a shipboard radio operator of the Lufwaffe, pattern with thunderbolts (Fliegerschutzen-Abzeichen für Bordfunker, mit Blitzbundel ". This badge indicate the patent obtained after a successful completion of training as a radio operator and the acquisition of the radio operator's patent in a "blind flying school". Excellent condition.