1. The operation to be simple, exquisite design, easy to save, low failure rate.
2. High sensitive, can easily detect the size of a pin (or less) metal objects.Sensitive can be adjusted according to the requirements.
3. Battery voltage indicator (normally light of LED lamp).
4. In the similar style products to be cost-effective.
5. Vibration ,sound and light alarm prompt.
6. This model is also called Small landmine detector, extensively used in landmine excavation force in the army.