HD-225D Concrete Strength Tester Concrete Compressive Strength Detector Mechanical Digital Rebound Tester Spring Dynamom

Descriptions Automatic display of mean and intensity2 2 inch HD color screenRechargeable removable batterySupport data exportNo conversion is needed it can be used immediately after starting up and the results are immediately available for easy detection Can connect headphones Model HD 225DSensor life more than 200 000 timesStrength measurement range 10 60MpaNominal kineti1c energy 2 207JBounc1e tension spring stiffness 7 84N cmImpact hammer stroke 7SmmIndication error ≤ ± 0 5 The difference between the pointer reading of the mechanical rebound meter and the screen readingFixed rebound value of steel drill rate 80 ± 2Volume 060mm X 280mmWeight 1 0kgSupport English DisplayPackage includes 1 x HD 225D Concrete Strength Tester Color yellow red randomly sent 1 x Set of Accessories note the user manual is in Chinese Details pictures