Submersible Small Underwater Metal Detector IP68

SPECIFICATIONS 

Sensitivity: 60mm (for one dollar coin（ Φ26.5X2mm)) 

Alarm Method: Red LED light, vibration 

Operating Environment: 

Temperature: -20°C to 50°C    

Relative Humidity: < 90% 

Battery: 9V battery, 6F22 or equivalent, 1 piece 

Dimensions: 431 mm x 132mm x 65mm 

Weight: About 340g