الوصف

Handle Metal Detector Characteristics: *With super high sensitivity, it can detect extremely tiny metal articles. *The adjusting can eliminate interference. *The auto-testing will begin when it is turned on. *It needn't adjustment. With a large scan area it can rapidly and accurately complete the detection. Operation instruction: Working frequency: *5 KHZ Size: *2 cmX4.*3 cmX8.3 cm Weight: 0.5 KG Adjusting mode: Automatic Battery: a 9 V battery (can afford *0 hours of normal operation) Indicator: The sound gradually rises.