With this powerful and versatile device， you can hunt for coins， relics， jewelry， gold， and silver just about anywhere.<br /><br />Color: BlackYellow<br />Battery: 6 x 1.5V AA alkaline batteries<br />Operating current: Standby - 65mA， Max - 150mA<br />Operating voltage range: 72 - 9.6V<br />Operating frequency: 7.5KHZ  /- 1KHZ<br />Tempreture range -20 ℃ - 60 ℃<br />Sensitivety: Min. 8 inch Test Coin: ￠50<br />Audio frequency: 294HZ re<br />330HZ me<br />349HZ fa<br />392HZ so<br />440HZ la<br />494HZ ti<br />523HZ do<br /><br />Features:<br />Fully Automatic And All Metal Detectors: The MD-3010 II detector detects all kinds of metal objects. Unless you have set for some objects that you do not want to detect.<br />LCD: The LCD comes with light， it improve to identify the metal in night or caliginous outside.<br />Target Identity: The detected objects are shown on the LCD display. You can decide immediately if the objects worth to be recovered.<br />Unwanted Target Elimination: You can set the detector not to respond to some objects.<br />Unique Tone For Target: You do not have to keep watching the LCD display， when an object is being detected， an unique tone corresponding to a target will generate. You may even searching when there is little or no light.<br />No Clumsy Slack Cable: Hidden search coil cable connecting between control unit and search coil avoid entangling and for ease of stem length adjustment.<br />Headphone Jack: Provided for headphone connection. Both stereo or mono headphone can be used.<br />Volume Control: For adjusting the output volume to the loud speaker or headphone.<br />Batteries Condition Indicator: Shows the conditions of the batteries in the battery compartment.<br />Waterproof Search Coil: Lets you use the detector in the shallow water.<br />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.<br />Armrest &amp;amp;amp; 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.<br />Power: Use six 1.5 volt AA alkaline batteries.Not include<br /><br />Package Included:<br />1 x Metal Detector<br /><br />Note:<br />-Due to different producing batches， product details might be a little different. If you minding the difference， please buy it carefully.<br />-Please allow 1-3CM differs due to manual measurement.<br />-Due to the different display and different light， the picture may not reflect the actual color of the item. Thanks for your understanding.