Underground 3D Metal Detector Gold MD-3500 Treasure Hunter Searching Cheap Metal Detector Machine

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MD-3500 product features:

The metal detector is made with advanced technology, accurate positioning, strong resolution, easy to operate and so on. Adjustable volume; Probe automatic adjustment design; Respectively showing iron and non-iron metal; Detection frequency regulation; Low power operation; Operation mode optional; The putter is extensible.

MD-3500 product uses:

Detection and identification of buried metal objects. Widely used in: safety inspection, archaeology, prospecting. Factory product inspection, looking for relics. It is a portable detection instrument

MD-3500 technical parameters:

1. Battery: 2 9V6F22, S006P B1:1 * 9 v B2:1 * 9 v 2. Current: B1 acuities were 30 ma B2 acuities were 35 ma 3. Voltage: B1:12~24.5V B2:6 ~ 11.5 V 4. Power: 15 KHZ plus or minus 2 KHZ 5. Detection depth: 15cm deep When the sensitivity is small, test with a quarter 6. Maximum detection depth: 140cm (A 60*60*0.5cm aluminum disk as the detection target) 7. Three-speed audio: 400Hz±60Hz 700 hz – 105 hz 1500 hz – 225 hz 8. Temperature range: 0 ° C to 40 ° C 9. Volume: 920~1210mm (L) *200mm (W) *185mm (H) 10. Net weight: 1.26 kg

Company Profile

Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine

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Production Process



1. Who are we? We are based in Chongqing, China, start from 2018,sell to Domestic Market(00.00%). There are total about 11-50 people in our office. 2. How can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment; 3.What can you buy from us? Industrial metal detector,Pressure regulator,Laser range finder, total station,Pressure gauge,Weighing scale,magnifier,Biological microscope,GPS tracking device,Etc. 4. Why should you buy from us not from other suppliers? Product diversification Service diversification Lower price Quality control facilitation We provide our customers with the world’s most cost-effective instrument products,provide one-stop instrument solutions, quality products and services. 5. What services can we provide? Accepted Delivery Terms: FOB; Accepted Payment Currency:USD; Accepted Payment Type: T/T,Western Union; Language Spoken:All

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