A Professional Metal Detector Built for Deep Treasure Detection

The OKM Delta Ranger Professional is engineered to detect targets that ordinary detectors miss. With its deep ground metal detector capability reaching up to 18 meters (60 ft), it allows treasure hunters and archaeologists to locate objects buried far below the surface.

Whether you're searching for hidden gold, historic relics, or underground tunnels, this advanced metal detector provides powerful scanning modes and accurate detection technology.

This makes it one of the best professional metal detectors available in the metal detector UK market, especially for those searching for:

• Hidden gold deposits

• Ancient artifacts

• Buried treasure chests

• Underground tunnels and voids

• Archaeological structures

Multi-Technology Metal Detector with 6 Detection Modes

The Delta Ranger Professional stands out as a premium metal detector UK treasure hunters rely on because it combines six powerful detection technologies in a single device.

1. Bionic Stream: Long Range Gold Detector

This long-range detection mode is designed to locate recently buried gold targets from a distance. It is especially useful for prospectors searching large areas.

2. Ionic Stream: Deep Underground Gold Detector

The Ionic Stream mode focuses on detecting gold that has been buried for long periods, making it ideal for serious treasure hunters and archaeological searches.

3. Magnetometer Mode

The integrated metal detector with magnetometer allows quick scanning of an area to detect magnetic anomalies. This helps prepare and optimise detailed 3D ground scans.

4. 3D Ground Scan: Professional 3D Ground Scanner Metal Detector

This powerful 3D ground scan metal detector generates detailed underground imaging and can detect treasures buried up to 18 meters (60 ft) deep. The scan results can be analysed visually through the mobile app.

5. Thermo Scan: Thermo Scan Metal Detector

Using infrared thermography, this mode allows the metal detector for tunnels and voids to identify hidden chambers, tunnels, or underground rooms behind walls or below the surface.

6. Thermo Stream: Real-Time Thermography

Thermo Stream provides live thermal scanning, helping detect hidden caves, tombs, or voids in real time.

Perfect Metal Detector for Treasure Hunting and Archaeological Excavation

The OKM Delta Ranger Professional is designed for serious field work. It functions as:

• A professional treasure hunting metal detector

• A metal detector for archaeological excavation

• A deep treasure detector

• A metal detector for tunnels and voids

• A gold detector machine UK explorers trust

Because of its long-range detection technology and deep scanning capability, it is frequently used in archaeological exploration, underground structure detection, and advanced treasure hunting missions.

Metal Detector with Smartphone App Control

One of the biggest advantages of this advanced metal detector is its smartphone integration.

The metal detector with smartphone app allows users to:

• Control the detector directly from a mobile device

• Analyse scan data easily

• Store and share detection results

• View underground 3D imaging data

This modern interface simplifies professional scanning and makes it easier to interpret underground structures.

Key Features of the OKM Delta Ranger Professional

• German engineered metal detector designed for professional exploration

• Deep underground detection up to 18 m (60 ft)

• Long range gold detector capability

• 3D ground scan metal detector with visual imaging

• Thermo scan technology for tunnel detection

• Magnetometer metal detection mode

• Metal detector with smartphone app control

• Multi-technology detection system with interchangeable probes

• Digital compass and visual target indication

• Multi-language interface with 14 languages

Detectable Targets

This professional metal detector can detect a wide range of underground objects including:

• Gold

• Jewelry

• Treasure chests

• Relics and artifacts

• Underground voids

• Hidden tunnels

• Tombs and chambers

Technical Specifications

Control Unit

• Dimensions (L × W × D): 11.8 × 5.3 × 8.7 in | 300 × 135 × 220 mm

• Weight: 22.6 oz | 640 g

• Battery: Li-ion (non-removable)

• Input (max.): 5 V DC, 2 A, 10 W

• Charge Time: 3.5 hours at 10°C – 30°C (50°F – 86°F)

• Operating Time: Approx. 24 hours

Performance

• Processor / Main CPU: Cortex M3 – 32 MHz

• Sample Rate: 1024 values per second

• Measurement Resolution: 16 bit

Environmental Conditions

• Operating Temperature: –5°C – 50°C (23°F – 122°F)

• Storage Temperature: –20°C – 70°C (–4°F – 158°F)

• Air Humidity: 5% – 75%

Additional Features

• Digital Compass: Yes

• Waterproof: No

Laser Specifications

• Laser Beam Distance: Up to 150 m (490 ft)

• Laser Output: Max. 2.5 mW

• Emitted Wavelength: 650 nm

• Laser Class: Class 3R (EN 60 825-1)

• Operating Temperature: –5°C – 50°C (23°F – 122°F)

Data Transfer

• Technology: Bluetooth 5.2

• Frequency Range: 2.4 – 2.4835 GHz

• Maximum Transfer Rate: 1 Mbps

• Receiving Sensitivity: –85 dBm

• Maximum Range: Approx. 8 m (25 ft) Line of Sight

Long-Range Probe (L)

• Length: 7.7 in | 195 mm

• Diameter: 1.6 in | 40 mm

• Weight: 3.7 oz | 105 g

• Sensor Technology: SCMI-15-D / LD-4E

Thermo Probe (T)

• Length: 9.1 in | 230 mm

• Diameter: 1.6 in | 40 mm

• Weight: 3.9 oz | 110 g

• Technology: Contactless Infrared

Performance

• Optimal Surface Temperature: 10°C – 25°C (50°F – 77°F)

• Temperature Range: –5°C – 50°C (23°F – 122°F)

• Resolution: 0.1°C | 32.2°F

• Accuracy: ±1°C | ±33.8°F

• Aperture Angle: 5° (± 2.5°)

Ground Scan Probe (G)

• Length: 18.7 in | 475 mm

• Diameter: 1.6 in | 40 mm

• Weight: 5.8 oz | 165 g

• Sensor Technology: SCMI-15-D

Why the OKM Delta Ranger is One of the Best Professional Metal Detectors

If you're searching for a deep ground metal detector capable of detecting gold, tunnels, and hidden structures, the OKM Delta Ranger Professional stands in a class of its own.

It combines long-range gold detection, 3D ground scanning, thermographic analysis, and magnetometer technology, making it a powerful professional treasure hunting metal detector for explorers, archaeologists, and serious treasure hunters across the metal detector UK market.