MD120A Metal detector set with headphones, batteries, shovel, and carrying case on a white background
MD120A Metal detector underwater with text 'Beyond Rain, Beyond Splashes' and specifications.
Person using a MD120A metal detector on dry, cracked land with coins and a treasure chest emerging from the ground.
MD120A Metal detector being used in various outdoor settings with text 'One Detector, Endless Adventures'.
MD120A Metal detector with detection modes on a sandy background
MD120A Metal detector with labeled parts on a dark background
Couple sitting on a couch with a MD120A metal detector in a festive living room.
Ergonomic elbow support device for arm fatigue relief with grass background
MD120A Metal detector with large LCD display and backlight, person using detector in background
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MD120A Professional Adult Metal Detector
$79.99 Regular price $99.99 Sale price
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High Sensitivity & Accurate Detection: With 5 adjustable sensitivity levels and an upgraded DSP chip, the MD120A offers precise target identification using 4 metal ID categories and distinct audio tones, effectively detecting iron, copper, gold, silver, and aluminum while reducing false digs.

3+1 Detection Modes: Features 3 motion modes—All Metal (detects all metals), Notch (filters unwanted metals), and Memory (detects only your saved metal category)—plus a Non-Motion Pinpoint mode for accurate target location, perfect for quickly identifying coins, jewelry, relics, and buried metals in parks, beaches, and fields.

IPX7 Waterproof Search Coil: The professional 10" waterproof coil lets you confidently detect in shallow rivers, streams, and on wet beaches, reaching up to 10 inches deep for a 50-cent silver coin—perfect for outdoor adventures and water-edge treasure hunting.

Ergonomic & Adjustable Design: The MD120A features an adjustable stem (27–39 in / 69–99 cm) and forearm rest to fit users of different heights for comfortable long-hour operation, a clear LCD with backlight that can be turned on for night use or off during the day to save battery, and 3 volume levels for clear, comfortable audio alerts.

Full Accessory Kit Included: Comes with a foldable shovel, portable backpack, over-ear headphones, and two 9V batteries, along with intuitive button controls and clear on-screen icons. quick to assemble and beginner-friendly—so you can start treasure hunting immediately.

Check out and download the user manual on our download area.

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The Raddy MD120A Professional Metal Detector is designed for treasure hunters who want high accuracy, powerful detection modes, and a comfortable all-day experience. With four advanced search modes—All Metal, Notch, Memory, and Pinpoint—it effortlessly identifies a wide variety of metals including gold, silver, copper, aluminium, and iron. The large LCD display shows depth, signal strength, sensitivity and metal ID with adjustable backlight for clear viewing outdoors or at night.

Built for real outdoor exploration, the MD120A features a 10-inch IPX7 waterproof search coil that lets you confidently search in shallow water, riverbanks, or beach waves. Its adjustable stem (27–39 in / 69-99 cm), ergonomic armrest, and responsive controls ensure comfort during long treasure hunts. Whether you're exploring forests, fields, beaches, hiking trails, or your own backyard, this detector delivers professional-level performance with ease.

Ergonomic Armrest

Stay comfortable for longer hunts with a padded, ergonomic armrest that reduces wrist and arm fatigue. Enjoy better balance, steadier control, and extended detecting sessions without discomfort.

Backlit LCD Display

Large, easy-to-read LCD shows battery level, metal type, detect modes, sensitivity, and signal strength, with adjustable backlight for clear visibility in sunlight, cloudy conditions, or at night.

Up to 10" Detection

Equipped with a high-sensitivity 10" waterproof search coil, the MD120A can quickly detect coins, jewelry, gold, and silver buried up to 10 inches deep—ideal for beaches, parks, forests, and backyard treasure hunts.


Specifications:
Operating Modes: All Metal, Notch, Memory, Pinpoint
Detection Depth: 10"
Operating Frequency: 5.8±0.5KHz
Sensitivity Levels: 5 levels
Target ID Range: 0–99 numeric display
Metal Identification: 4 metal categories
Audio Tones: 3 tone types (Low / Middle/ High)
Volume Levels: 3 adjustable levels
Headphone Jack: 3.5 mm audio jack
Power Supply: 2 × 9V alkaline batteries (included)
Adjustable Stem Length: Approx. 27–39 in / 69-99 cm
Product Weight: Approx. 1.13 kg / 2.5 lbs


QA:
Q: Is the entire detector waterproof?
A: The search coil is IPX7 waterproof and safe for use in shallow water. However, the control box and screen are not waterproof, so please avoid submerging or exposing them to heavy rain.

Q: What metals can it detect?
A: The detector can identify multiple metal types, including gold, silver, copper,aluminum, iron, and common finds such as coins, jewelry, and small relics.

Q: Why does it keep making a buzzing sound even when placed on the floor indoors?
A: This is normal. There may be metal materials—such as steel bars, wiring, or pipes—beneath the floor or nearby. These hidden metals can trigger the detector’s signal and do not indicate a product malfunction.

Q: What batteries does it use, and how long do they last?
A: It uses two 9V batteries (included). Battery life depends on usage and settings but typically supports several hours of continuous detecting.

Q: Is it easy to assemble?
A: Yes. Following the illustrated instructions, the detector can be assembled quickly and easily—even for first-time users.


What’s in the box?
1 x MD120A Metal Detector
1 x Backpack
1 x Headphone
1 x Shovel
2 x 9V Batteries