20 Parameters: Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, Rz(JIS), Rs, Rsk, Rsm, Rku, Rmr; Ry(JIS)=Rz, Rmax=Rt, RPc, Rk, Rpk, Rvk, Mr1 And Mr2

Compatible With 4 Standards Of ISO, DIN, ANSI And JIS

4 Filtering Mothods Of RC, PC-RC, GAUSS And D-P

Built-In Li-On Rechargeable Battery, Up To 20 Hours Continuous Work

Large Capacity Data Memory Of 100 Groups Of Original Data And Waveform

Auto Shut down

Can be Connected To PC Or Printer With Powerful Software