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GROUNDTECH GR-3 PLUS Deep Seeking 3D Metal Detector
Detection Depth: Up to 15 meters, depending on the size and type of the buried object.
The GR-3 PLUS is a compact, lightweight 3D ground scanner designed for treasure hunters of all levels. With its user-friendly design and advanced technology, it allows for precise detection of deeply buried objects and provides visual data through an intuitive 3D analysis app, compatible with both Android and iOS devices.
Shaped like a sleek handheld probe, the GR-3 PLUS conducts detailed ground scans and transmits the data wirelessly to your mobile device. The analysis app transforms this data into high-resolution 3D visuals, enabling users to accurately assess target characteristics such as metal type, size, and depth.
Despite its affordable price, the GR-3 PLUS offers professional-grade performance, making it a valuable tool for beginners, hobbyists, and seasoned treasure hunters alike.
Advanced 3D Ground Scanning Technology

Equipped with dual high-precision CN-D sensors, the GR-3 PLUS provides exceptional depth penetration and detailed 3D visualizations for accurate analysis.
Detection Modes
3D Analysis App
Visualize scan data in 3D directly on your smartphone or tablet using the dedicated GR-3 PLUS app. The app offers a suite of analysis tools to determine the target's position, metal type, and depth with precision.
Wireless Connectivity
Bluetooth 4.2 BLE technology enables seamless wireless transmission of scan data up to a 50-meter range.
Rechargeable Battery
Powered by a built-in 3.7V lithium-ion battery, the device can be recharged via Micro-USB or portable power sources like power banks.