湾路昌DT2259光电/闪频两用转速计,DT2259转速表DT2259转速表光电测量范围:5.0~99999RPM闪频测量范围:100~1000FPM/RPM,1000~10000FPM/RPM,10000~99999FPM/RPM闪频采用超高亮度LED,省电耐用DT2259转速表详细参数光电测量范围:5.0~99999RPM闪频测量范围:100~1000FPM/RPM,1000~10000FPM/RPM,10000~99999FPM/RPM闪频采用超高亮度LED,省电耐用***度:&plu***n;0.01%可纪录测量过程中之***大/***小/***后值携带型(电池1.5*4)Size：195X61X38mm)