The 10x12" SEF, or butterfly EXcelerator coil
is designed to offer better, all around performance when compared to the other DD coils on the market today. Better ground balancing, more stable operation, more accurate pinpointing and increased target identification are all benefits of this coil. All Fisher search coils are electrostatically shielded and waterproof, plus all Fisher accessories purchased separately (including coils) carry a 90 day warranty
from the factory. **A coil cover is included with this search coil.