Digital Parts
Display 2.0inch （220×176 pixels ）
Language English Version
Output Mode
Cable (Update version have WIFI,
Bluetooth)
Storage Capacity 2000 pcs, 640 thousand data
Turn off Automatic turn off without operation
Power supply 3.7V Lithium battery, 1050 mA.
Port USB (update type Bluetooth and WIFI. )
Collection Mode Automatic display and record data
Size(mm） 150×62×39
Weight（kg） 0.1kg（include battery）
Schmidt Hammer
Standard impact energy 2.207J
Rigidity of tension spring 785N/m
2
error range for digital
displayer
≤ ± 1 （ the difference between
displayer and scale）
Average rebound hammer
on steel anvil Rm
80±2
Weight（kg） 0.1kg
2 Digital Test Hammer