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                  HAND HELD METAL DETECTOR MD-3003B1

Features:

1. High sensitivity. Detects a pin within 30mm—60mm.
2. Conveniently and simply to operate. Easily to adjust.
3. When battery voltage drop from 9V to 7V, the detecting distance remain unchanged.
4. Energy smart: it can work 40 hours continuously.
5. Except the light alarm, the audible alarm and the vibratory alarm can be chosen.
6. When the battery nearly dies, the audible alarm or vibratory alarm should be a warning.
7. Turn on (off) the detector, it will give you an audible alarm or a vibratory alarm.
8. There are also two sensitivities, high and low, to select.
9. Rechargeable:charge it about 4-6 hours after the battery die
10. Self-checking: it self-checks when it starts
11. Using ABS, durable

Application:

Security check: Avoid carrying contraband, such as knives, guns, etc.

Factory: Avoid valuables losing

Education: Avoid cheating, prevent from carrying cheating tools, such as phones, electronic dictionary, etc, when examine.

Ultimate Sensitivity:

1. 38 pistol: 20cm

2. Little knife: 15cm

3. Blade: 10cm

Parameter:

Power supply: 9V double alkaline batteries

Alarm model: Audio (vibratory) and light alarm