Small round Double-D coil.
High frequency of 18.75 kHz.
Size 15 cm.
Pros:
With this coil high-frequency small coil you can find items that are so small that you almost do not see them. this is the absolute best choice if there are small items that you are looking for.
The small coil has an amazing ability to pinpoint (fine search)
Weight: 400 grams.
Installed in 2 minutes. No tools are required.
Cons:
Does not go as deep as the large coils ..