Pros: Elliptical with dimensions 17 cm x 8.5 cm.
With this coil found objects that are less than 1 mm!
No ordinary detector has the ability to find such small objects as Goldbug-2, with this small search coil.
It is much easier to access between the stones and other complicated areas.
Weight: 300 grams
Cons: It does not go as deep as the larger coils.