Securityhightech
MD-4090 High Sensitivity Underground Metal Detector LCD Metal Detector with 8.5” High Quality Waterproof Search Coil Adjustable
MD-4090 High Sensitivity Underground Metal Detector LCD Metal Detector with 8.5” High Quality Waterproof Search Coil Adjustable
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SPECIFICATIONS
Brand Name: TIANXUN
Certification: CE
Choice: yes
DIY Supplies: Metalworking
Hign-concerned Chemical: None
Model Number: MD-4090 Metal Detector
Origin: Mainland China
Power Type: Battery-Powered
TIANXUN Model: MD-4090
With LCD Screen Or Not: Yes

1. LCD Display - shows the probable type of metal with a cursor, the depth of the target, DISC/NOTCH range, the level of SENS, andbattery condition. It also has numeric display for DISC and TARGET.
2. One touch operation, the starter or experienced to use easily.
3. Three Tone Audio Discrimination - sounds three distinctive tones (high, medium and low) for different types of metal.
4. Notch - ignores junk metal and finds valuable items by setting the disc and notch range.
5. DISC - discriminates the target selected.
6. Pinpoint- Help to find the correct location
7.Back Light– To adjust the back light from number 0-9, the user can adjust based on different environment.
8.Memory system– Have strong memory system, can remember the Adjustment last time, which can be used directly when turn on next time.
9. waterproof search coil- 8.5 "high quality waterproof search coil can be used on beach or in shallow water.
10. Headphone Jack - let user connect headphones of 1/8" and operate without trouble.
11. Adjustable Shaft: lets you adjust the length of shaft for comfortable use.
Color :Black
Stretch Length: 32 - 42 inches
Battery :1 X 9 V (6F22 Rechargeable battery not included)
Working voltage: 9 V
Basic Sensitivity: Adjustable
Search coil : Waterproof , interchangeable
Indication Modes :LCD & Sound Indicator
Package Weight: 1.37-1.4 kg

1 X Control housing
1 X Upper stem
1 X Search Coil & Stem
1 X Wing nut & Threaded bolt
1 X English guide
Note : Bag and the Headphone not included
Because the battery is a sensitive and dangerous item and cannot be transported by logistics, we cannot send it. You can buy it near your place of residence, or you can buy it at an online store that specializes in selling batteries.














Shipping & Delivery
Shipping & Delivery
The time frame for order delivery is divided into two parts.
Processing time refers to the time it takes to conduct order verification, tailoring, quality check, and packaging. All orders are sent to our suppliers for dispatch within 24 hours after the order is placed. Order processing takes an additional 2–4 days.
Shipping time refers to the time it takes for items to be shipped from our warehouse to the destination. International delivery usually takes about 15–30 business days. Domestic delivery usually take between 7-14 business days. Note that due to unforeseeable circumstances, items can take longer to arrive at their destination from time to time.
Returns
Returns
Our return and exchanges policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
Care Guide
Care Guide
Store your jewelry in a dry and clean place, preferably in a soft pouch or box to prevent scratching...

Frequently Asked Questions
We currently ship in the United-States, Canada, Australia, France, the UK and Germany.
For shipping outside of these countries, please reach out to our support through our helpdesk.
Once you've placed your order, it usually takes 24 to 48 hours to process it for delivery.
Standard shipping time for the countries covered by our delivery partners are presented below. You can find them when choosing for a delivery method before confirming your order:
- United-States: 1-2 days
- Canada: 1-1 days
- Australia: 2-3 days
- France: 2-3 days
- UK: 2-3 days
- Germany: 2-3 days
You can purchase on our website using a debit or credit card.
We additionnaly offer support for Paypal, Amazon Pay, Apple Pay, and Google Pay.
You can chose these payment methods at checkout.
We currently only support the following currencies for charging our customers in their local currencies: USD, CAD and EUR.
If your credit or debit card use another currency, then you will be charged in USD, CAD or EUR, depending on the website you are on. Your bank will apply the corresponding conversation rate of the currency you choose.