★ Aluminum shell/Large space wind proof cover
★ LCD(White back light with black font)
★ Tare function
★ Overload alarm/Level indicator
★ Interface RS232/Printer
★ Date/Time/Number of samples set
★ Automatically store 200 data/Delete and continuation
★ Inquiry/Print:Testing date,time,checker,number of machinery,the distribution of raw silk size,hank number,sum,average raw silk size,silk size diviation,mean square diviation,maximum diviation