INSIZE Portable Surface Roughness Tester Portable and robust for efficient use in work shop, yet delicately precise for inspection. With the included software, the Surface Roughness Tester can be operated by your mobile phone or PC. Features include... Parameters: Ra, Rz, Rq, Rv, Rp, Rs, R3z, R3y, Rt, Rc, Rz(JIS), Rk, Rku, Rsm, Rpc, Rpk, Rvk, Rsk, Mr1, Mr2, Ry, Rmax, R5p, R5v, R10z, Rpt, Rvt, Ry5, tp1, tp2, Rmrc1, Rmrc2, Rpkx, Rvkx, Ramax, Rzmax Range X-Axis: 0.689" Z-Axis: 15748μin (-7874μin~7874μin) Resolution: 0.01μin Probe Type: Inductive Stylus Material: Diamond Measuring Force: .01ozf Measuring Unit: μin / μm Cut off: .01/.03/.1" Traverse Speed: .005"/s, .02"/s, .04"/s Built-in Rechargeable Battery Dimensions: 6.22" L x 2.52" W x 2.05" H Weight: 0.89 lb Package includes... Main Unit Standard Probe Calibration Block & Support Connecting Cables, both long and short Magnetic Stand AC Adapter