Metal Detector

1. Power supply: 2 x 9V (6F22)2. Frequency: 5.0 KHz3. Current: Static: 10mA; Maximum: 70mA4. Voltage: 7.2-9.6V5. Sensitivity: US 25 Cent: 130mm6. Display mode: mechanical pointer mode7. Telescopic length: 30.7-42.1 inches8. Probe diameter: 6.5 inches9...

1. Weight: About 400g2. Size: About 43x10 cm3. Material: ABS4. Alarm mode: Vibration5. Power supply: 9V battery (need to buy by yourself)6. Waterproof depth: 100 feet7. Scope of application: Public security inspection, police inspection, diving and...