Power supply
HT-225W- Built-in Lithium battery; HT-225W+ removable lithium battery
Radius of spherical tip
25mm±1mm
Rigidity of tension spring
785N/M
Standard impact energy
2.207±0.1J (0.225Kgf.m)
he static friction of pointer slider
0.65N±0.15N
communication interface
USB 2.0
Application
civil engineering project