TIANXUN TX850 3.7-inch LCD Metal Detector for Gold Prospecting Relic Hunting High Sensitive Outdoor Underground Metal Finder Treasure Hunter Gold Prospector Gold Nugget Seeking Device with 15-inch Waterproof DD Search Coil DISC & All Metal Mode Ground Balancing Gain Threshold Adjustable Sensitivity

Professional outdoor metal underground detector is designed to find the smallest gold nuggets. It can be used for relic-hunting and coin-shooting, and is a good helper to find silver, brass, and other metal in the ground. Whether you use the detector in the backyard, at the shoreline, in the mountains or fields afar, your investment will let you experience the excitement of searching for yet uncovered treasures.

Features:
ALL METAL & DISC Mode: ALL METAL mode is used to find all types of metal objects in the ground. And DISC mode for eliminating unwanted and trash metal objects(e.g. nails, foil, pull-tabs) from detection.
Headphone Jack: detector designed with 1/4" headphone jack for connecting with headphones(NOT included) with a stereo plug. Using headphones not only allows you to hear subtle changes in the sound more clearly, but also prevents the sounds from bothering bystanders.
Waterproof Double-D Search Coil: allow you to operate in the shallow water, 15-inch(378mm) super large size with high accuracy for more stable performance.
Ground Balancing: help to cancel the unwanted signals coming from the ground minerals while still detecting the signals from buried metal objects.
2-tone Audio Discrimination: once the metal finder detect something, it will sound 2 types of sound for different types of metal.
Sensitivity Adjustment: after you become familiar with how the detector works, it is important to fine tune the sensitivity to get better detecting effect.
Pinpointing the Target: after detecting the metal, the function help to accurately pinpointing the target to make digging easier.
Easy to Assemble & Operate: metal detector is easy to assemble, no tools are required. When detecting, keep the search coil parallel to the ground, then sweep it from side to side slowly.
Height Adjustable: user-friendly stretchable rod, allows the operator of different heights to adjust the detector to the desired position for comfortable using.
Power Supply: just powered by 1pcs 9V 6F22 alkaline battery, or the nickel metal hydride rechargeable battery, low power consumption, low power indicator.
Wide Applications: apply in gold/silver/copper/iron/metal/coin/cultural relics detection in desert, beach, grassland, archaeological site, etc.

Specifications:
Type: Detector Only / With Backpack + Headphone (Optional)
Material: ABS
Mode: DISC, ALL METAL
Headphone (Detector Only Type NOT included):
Impedance: 32 Ohms
Frequency Response: 20~20,000Hz
Maximum Power Input: 100mW
Sensitivity: 108dB ± 3dB
Right Angle Stereo Plug: 1/4" (6.3mm)
Cable Length: 4.1"(1m), 82"(2.1m) when fully extended
Power Supply: 1 * 9V 6F22 battery (NOT included)
Screen Size: 79 * 51mm / 3.11 * 2.01in
Search Coil Size: 378 * 290mm / 14.88 * 11.42in
Adjustable Height: 1070~1290mm / 42.13 * 50.79in
Backpack Weight: 427g / 15.05oz
Headphone Weight: 186g / 6.56oz
Detector Weight: 1189g / 41.96oz
Package Weight: 2732g / 6.02oz(Detector Only), 3343g / 7.37lb(With Backpack + Headphone)
Package Size: 55.5 * 36.5 * 15cm / 21.85 * 14.37 * 5.31in

Packing List:
Detector Only
1 * Detector Control Unit
1 * Search Coil
2 * Rod
1 * Manual (English)

With Backpack + Headphone
1 * Detector Control Unit
1 * Search Coil
2 * Rod
1 * Headphone
1 * Backpack
1 * Manual (English)