This metal detector is designed with multiple modes of operation and adjustable sensitivity, perfect for searching different kinds of metals with auto ground balance and high sensitivity.

Features:
Two operation modes: all metal and disc.
Volume, to adjust the volume level of speaker and headphone.
Earphone jack lets you connect headphones (not supplied) to the detector.
The meter pointer swings to the right if metal is found.
Waterproof search coil lets you search for metal objects under shallow water.
Adjustable stem lets you adjust the detector's length.
Low battery indicator, operates on two 9V batteries(not included).

Specifications:
Material: ABS engineering plastics
Color: Black
Adjustable Rod Telescopic Length: 30.7" -42.1"
Waterproof Dial Diameter: 6.5"
Power Supply System: 2 x 9V battery (not included)
Detection Mode: All-metal mode and recognition mode.
Frequency: 5.0 KHz
Current: Standby: 10mA,Max: 70mA
Voltage: 7.2-9.6V
Maximum Detection Depth: 2"
Sensitivity (for coin 0.25 $): 7.1"
Item Size: 550 * 230 * 20mm / 21.65 * 9.06 * 0.79in
Package Weight: 1200g / 42.33ounces
Package Size: 550 * 220 * 110mm / 21.65 * 8.66 * 4.33in

Packing List:
1 * Metal Detector
1 * User Manual