Fishers two box has a reputation for being the best. Goes deeper, & traces farther! 
 
Two box treasure hunters know that Fisher's Gemini-3 has a reputation for being the best there is. Designed to locate deep objects; depending on ground mineralization and target size objects may be detected as deep as 20 feet! The Gemini-3 goes deeper, traces farther and is easier to use than any other cache finder in its class. 
Product Features:
Detects all metals : Sensitive to large, deep objects or ore veins.
Crystal controlled : 82 KHz transmitter and receiver.
Four mode operation : Inductive Trace, Conductive Trace, Wide Scan Inductive
Trace and Narrow : Scan Inductive Trace.
Optional Ground Plate : Assembly for long distance underground tracing
60 cycle : Noise reduction circuitry
VCO : Audio target response for precision pinpointing.
Operates on : Standard AA batteries 
Warranty : Fisher's Five (5) Year Limited Warranty
 
Specifications/Features subject to change without notice. All images are for display purposes only and may not represent the actual product and/or current style, color, or design layout.