Free switching of three measurement modes (real-time, peak, first peak); Four measuring units are free to switch (N, kg , lb , Oz); acceleration setting function: the user can input the exact value of acceleration in the use place, so that the test and unit conversion are more accurate; The upper and lower limits can be set for statistical analysis, through the upper and lower limits set over the limit range can make the buzzer alarm Minimum force value shielding function: it can shield the data within the set minimum range, Manufacturer: LPUHHDA