DRAGON ELECTRONICS CO DC-2000C / DC-2020C Ultrasonic Thickness Gauge 

Features: 

• Pocket Size, Easy To Operate
  
• Auto Probe Zero Calibration
  
• Auto Probe Identify
  
• Measuring Range: 0.65-400mm 
  
• Suitable For Various Materials Such As Steel, Stainless Steel, Aluminum, Glass, Polystyrene, Polyethylene
  
• Auto/Manual Gain Adjustable
  
• USB Output
  
• Standard 5.0MHz Probe Included, Optional Probe: 75MHz, 2.0MHz, 5.0MHz High Temperature, 10MHz 
  
• 9 Material Velocities Are Stored For Selection Or Input The New Velocity
  
• Display Resolution 0.1mm/0.01mm
  
• Memory Of 5000 Readings With Location Number（DC-2020C）