TheKarma 13" type DD probe is a waterproof coil dedicated to Teknetics brand detectors.
Thanks to the coil, it is possible to obtain a larger sweep field and range increased by up to 30%, depending on the type of detector. The Karma probe uses a high-quality Japanese cable for greater stability when working in an area with electromagnetic interference. The coil is filled with epoxy resin.
Karma 13" coil - metal detector accessories at Kolba store
The probe has been coated with a protective coating to protect the coil from damage. The sturdy box contains the probe cover and the mounting screw. The coil is dedicated to Garrett detector: ACE 150/250/350(Euroace)/200i/300i/400i.