Ultrasonic Custom Digital Metal Detector High Sensitive 415 X 85 X 45 MM
Features:
- When battery voltage drop from 9 to 7V, detecting distance remain unchanged
- Energy smart: can work 40 hours continuously
- Except the light alarm, audible alarm and the vibratory alarm can be chosen
- When the battery nearly dies, audible alarm or vibratory alarm should be a warning
- High sensitivity
- Detects a pin within 30 to 60mm
- Conveniently and simply to operate
- Easily to adjust
- Turn on (off) the detector, it will give you an audible alarm or a vibratory alarm
- There are also two sensitivities, high and low, to select
- Rechargeable:charge it about 4-6 hours after the battery die
- Self-checking: it self-checks when it starts
- Using ABS, durable
Specifications :
| Technical Standard | Technical Parameter |
| Product size | 415mm x 85mm x 45mm |
| Package Size | 420mm x100mm x 50mm |
| Working frequency | About 20 KHz |
| Alarms | sound (or vibration) and light |
| Power supply |
Standard 6F22/15F8H 9V battery or rechargeable battery(optional) |
| Temperature | -15 to +55 |
| Packing | 25/box 12kg/box |
Applications:
- Ultimate sensitivity:
- 38 pistol: 20cm
- Little knife: 15cm
- Blade: 10cm
- Coin: 8cm
Security check: avoid carrying contraband, such as knives, guns and more
Factory: avoid valuables losing
Education: avoid cheating, prevent from carrying cheating tools, such as phones, electronic Dictionary and more when examine
