Koolertron-Waterproof-Underground-Metal-Detector-Gold-Digger-Treasure-Hunter-Tracker

Features:
With this powerful and versatile device, you can hunt for coins, relics, jewelry, gold, and silver just about anywhere.
Volume Control: For adjusting the output volume to the loud speaker or headphone.
Batteries Condition Indicator: Shows the conditions of the batteries in the battery compartment.
Adjustable Stem: Lets you adjust the detector's length for comfortable use. The micro-plug that connects the search coil and the controller unit is made of metal which makes the plug more reliable.
Armrest & Stem: Designed to eliminate strain on forearm. The nylon bracket to further secure the slip of the hand compartment after long time holding the detector by arm.
Power: Use six 1.5 volt AA alkaline batteries.
Fully Automatic And All Metal Detectors: The MD-3010II detector detects all kinds of metal objects. Unless you have set for some objects that you do not want to detect.
Target Identity: The detected objects are shown on the LCD display. You can decide immediately if the objects worth to be recovered.
Unwanted Target Elimination: You can set the detector not to respond to some objects.

Description:
BATTERY: six 1.5-volt AA alkaline batteries
OPERATING CURRENT: STANDBY--65mA MAX--150mA
OPERATING VOLTAGE RANGE: 7.2--9.6v
OPERATING PREQUENCY: 7.5KHZ+/-1KHZ
SENSITIVITY:Min 8''inch(Test Coin:US50)
AUDIO FREQUENCY: 294Hz(re) 330Hz(me) 349HZ(fa) 392Hz(so) 440Hz(la) 494Hz(ti) 523Hz(do)
TEMPERATURE RANGE:-20-60 degree

Package:
1 x Metal Detector
1 x English User Maual