Peak, Real time and RGmode.(selectable) - Programmable High and Low set points with both audible beep and GreenRed LED indicator for uniform torque tightening or GONO GO testing. - The type of series is five kinds. It is adapted for various torque ranges (0.1 mN-m - 2 N-m). - External input and output are also substantial. An OK-NG output and data output External start signal input - By RG mode (real-time output) loading, a torque wave is also simply with a personal computer.