SMD component counters, parts counter, some models can be selected; one is common, the other is with detection error function which means it can measure missing components function; another is with printing and scanning function. Items are SMD component counter C200, C300L and SU2000; Motorized component counters are used in many factories and research; it can improve production efficiency. If you are interested, please see Beijing Glichn S&T Development Co.,Ltd website, on that more specification can be seen. www.smtchn.com on that detail products will be show.