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X21 Waterproof Under Ground Gold Detector Treasure Finder for Sale

Metal detector for a variety of detection environments, artificial intelligence filtration technology, intelligent elimination of garbage metal interference, to achieve accurate discrimination.
















X21pro metal detector meets the international market metal detector technical specifications and environmental test requirements, specific technical requirements, test requirements, inspection rules and other content, such as:

1. Power supply (two power supply options are available) :

Option A. 6VDC power supply with four 1.5V batteries

Option B, lithium battery (support Type-C interface charging)

2. Indicator:

2.1, visual: LCD LCD display

2.2. Sound speakers or headphones

3, display and function selection:

3.1. There are 10 metal feature classifications at the top of the display after startup. When the object is measured by the machine, an indication will appear above the corresponding metal.

3.2 DEPTH is the depth indication when the object is detected.

3.3 If you need to change the mode in the standby state, press the switch/menu key to select the required mode. The selected mode will have a black box.

3.4. The value of the object will be displayed in the middle when metal is detected. The more valuable the metal, the higher the value.

4. Menu:

4.1. SENS: Sensitivity;

Press "↑" and "↓" to adjust the sensitivity size, a total of 0~99 division.

4.2, volume;

Press "+" "-" to adjust the volume.

4.3. Selective shielding.

When using the detector, the user chooses any one or more metals under the shield of precious metals according to his own needs or preferences. It can only be used in jewelry mode and coin mode. Press the mode key and the upper square will flash. Press ↑ or ↓ to move it and then press the mode key to block or cancel it.

5. Mode:

5.1(referred to as: Jewelry mode),

This mode is set for finding jewelry.

5.2(referred to as Coin mode),

This mode only tests US dollars: 5¢, 1¢, 10¢, 25¢, 50¢, 1$

5.3(referred to as: All-metal mode),

This mode is unshielded and all metals can be detected.

6, PINPOINT (referred to as: PP precise positioning mode)

PINPOINT is used when the user detects the metal within the range during use, but cannot accurately confirm the location of the object. Specific operation to raise the machine detection disk from the ground 8~10CM. Often press the PP button in the middle of the machine, the LCD will display the value --. Slowly put the machine down. Go up and down the range. If you measure an object, the value changes. A smaller number means closer to the object. The sound goes from low to loud. (This function can only locate the position and depth of the object, and cannot identify the type of metal.)

7. Balance automatically:

Hold down the ground balance key, move up and down at 3~5cm on the ground, and when you hear a "drop" sound, you have completed the automatic balance.

8, manual balance:

Hold down the balance key, while holding down ↑ or ↓ to manually adjust the balance.

9, backlight function:

The backlight button in the middle of the machine enables the machine to turn on or off the backlight.

10, restore factory Settings function steps: shutdown state, long press the mode key, boot has been held down, until the display of full display, it means that the factory Settings have been restored.

11, the operating frequency is about 12.8KHz±0.2KHz

12. Working current:

When no metal is detected, the operating current should be less than 55mA. When metal is detected and the horn sounds, the current should be less than 80mA. When the LCD backlight is on, the increased current should be less than 45mA.

13. Detection sensitivity:

After turning on the machine, the sensitivity is adjusted to 75~80, take the 25 cent coin, the height of 28cm above the center of the probe, and move at a constant speed, the LCD screen should have corresponding instructions, and the speaker emits a treble sound.

The working mode is placed on PP, take a 25 cent coin, 28cm above the center of the probe disk, and slowly approach the probe disk, the LCD screen should be indicated accordingly, and the sound of the speaker has a significant change.

14. Temperature:

Operating temperature range: 0℃ (4 hours) ~ +45℃ (4 hours)

Storage temperature range: -20℃ (8 hours) ~ +60℃ (8 hours)

15. Package size

Inner box: 43*32.5*14 cm (L * W * H)

Outer box: 58.5*46*34 cm (4 machines/box)

16, the weight of the machine:

Single gross weight: 2.95 kg

Gross weight per case: 12.8 kg

17. Color: Black

Q1: Are you factory or trading company?

        Original Factory. Offer professional OEM and ODM service for IoT sensors,  to industrial, agricultral, environment-protection, water quality monitoring projects solutions.

Q2: Can I buy one sample?

        Yep! Our MOQ is down to 1pc.

Q3: What is your production Capacity?

        General Production Capacity: 10K units/month;

Q4: Shipping Method & Time

       - Express: door to door include import duty. DHL/UPS/Fedex, etc.

       - Sea/Air: depends on location per buyers' requests.

Q5: Lead Time?

      1. Sample Order: 1-2 workdays

      2. Bulk: 3-15 working days. Depends on model# and qty.

Q6: Warranty

       Valid for 12 months since shipment. 6months for probes.

Q7: Aftersales Service

        One on one service. Free Cloud service, software, calibration.

Weihai JXCT Electronic Technology Co., LTD

No. 221-1 Huoju Road, Huoju High-tech Industrial Development Zone, Weihai City, Shandong Province


+86 15554479245



Working Time

7 days 24 hours

Contact Us