2012 the Newest Fourth Series is MD 3009ll Gold Detector

Specifications

2012 the newest  fourth series is MD 3009ll Gold Detector

Parameter:

Battery : 2*9V
Operating current : STANDBY<=18mA; MAX<=50mA
Operating voltage range : 7-9.6v
Operating frequency : 5.5KHz
Sensitivity : Min.23cm(Test Coin :US25 cent), 1-3m
AUDIO REEQUENCY : 500HZ
Unit’s SIZE : 130mm(L)*150mm(W)*95mm(H)
NET WEIGHT : 1.37kg

Color :  4 colours

Fully automatic – a - turn - on -and - go - detector.

Zero Motion Targeting Function for - for precisely locate a target.

LED View Meter – Can be used in a noisy area, where it is difficult to hear.

All Metal - push-key switch made of metal and metal identifying switch. These two parts particularly provides more convenience to the user.

No Clumsy Slack Cable - hidden search coil cable (connecting between control unit and search coil) avoid entangling and for ease of stem length adjustment.

Low Battery Alarm - automatic audio alarm and red power spot efficiently remind the user to change the battery in time.

Headphone Jack - provided for headphone connection. Both stereo or mono headphone can be used.

Waterproof Search Coil - lets you use the detector in the shallow water.

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. The built in insolating circuit helps avoid wrong battery connection and prolong the battery life.

Four colour - There are 4 colours to choose from.