... 3.LCD screen turn direction function 4.RS-232 output HP Series Force Gauge meter(Sensor Inside) Function & Specification *High accuracy ... , and also can reserve ,print, analysis, and so on. Model:HP-2HP-3HP-5HP-10HP-20HP-30HP-50HP-100HP-200HP-300HP ... .1N0.1N1N Sensor:Sensor Inside Accuracy:±0.5% Dimension:230x66x36mm HP Series Force Gauge meter(Sensor Inside)