Waterproof IP31 50mA 9V Battery Portable Metal Detector

1.Technical specifications :
2.Power voltage: standard 9V battery
3.Operating voltage: 7V-9V
4.Operating Current: <50mA
5.Alarm terms: sound (vibration) and light alarm simultaneously
6.Waterproof: IP31
7.Alarm Sound: ≥75dB(A)
8.Operation Frequency: 40KHz
9.Housing material: ABS- black
10.High Sensitivity:Pin: 30-60mm, 64-Pistol : 180-195mm;
11.Steel ball with 20mm diameter: 120mm
12.One Yuan coin: 75-100mm.

13. 4 levels sensitivity:Low sensitivity, normal sensitivity,high sensitivity and ultra-high sensitivity;

long battery life to meet the continuing needs.

Feature

1. Streamlined appearance, small and exquisite, easy to carry and operate, convenient and no adjustment is required.
2. High sensitivity of a domestic metal detector,
3. Under voltage indicator light with battery; when the battery is insufficient, side the yellow light is lit, remind you charge or replace
the battery in time.
4. Save electricity, 250 MA, the battery can work continuously more than 40 hours; when fell to about 7 V, 9 V detection range won’t
change.
5. Two optional alarm modes: LED lights chirp alarm or vibration alarm.
6. Light weight, detecting probe area is large, fast detection;
7. There are two sensitivity to select high and low;
8. A plug-in socket: after the installation of rechargeable batteries, it can be directly into the machine is fully charged;
9. It has strong shock resistance, strong and durable, 1 m high free fall without damage.