2. The detection distance will not be changed when the battery voltage drops from 9V to about 7V;
3. Low power consumption， can work for 40 hours continuously;
4. There is automatic and continues alarm when the battery is used up;
5. Switch on/off audio prompt function;
6. With external rechargeable socket hole;
7. Has audio， light and vibration handoff switch
Install and replace battery:
1. The battery lid can be opened by pushing backward with thumb at the concave groove.
2. Install the 6F22(9V) battery according to the anode and cathode signs on the battery lid.
3. Cover with the battery lid and push forward firmly.
4. Please note battery is not supplied， it can be ordered separately along with separate charger.
Applications:
1. Electronic detection inspection at airports， railway stations and wharfs;
2. Security inspection of customs， public securities， frontier defense and safeguard authorities;
3. Quality inspection of medicine and food commercial systems;
4. Security inspection of important sites and playgrounds;
5. Noble metal detection， such as gold or silver jewelry manufacturing plants.
Detection distance:
1. 64 model handgun 160mm;
2. 6 inch long knife 170mm;
3. Diameter 30mm
4. Steel ball 100mm.
1 x GC-101H Hand Held Highly Sensitive Metal Detector (don't with battery)
Please don't hesitate to contact us if you have any questions or concerns before or after your purchase. We are committed to your 100% satisfaction.
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1. Shipping cost: Click “Shipping and payment” tab on the product detail page， and you will see the delivery details. You can calculate shipping cost by inputting the required information.
2. Time in transit: Transit time varies with different shipping methods.
3. Item Processing Time: The processing time for a specific order varies with the product type and stock status. Mostly， processing time can be 3 to 15 working days.
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