Hand held Metal detector
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GP-3003b1 handi scan metal detector
1.High sensitivity.
2.low cost
3.simple and convenient to use,no adjustment is required.
4.has audio,light and vibration handoff swich.
JH-8006 USB Hand held metal detector
can charger by USB
High sensitivity
Super Scanner metal detector
Competitive Advantage:
Super high sensitivity
High pitched tones
Stable performance