... CMF800 digital frequency keyboard setup counter 1.Dual 6-digit LED indicators 2.Multiple operation method 3.Easy menu 4.CE CMF800 digital frequency keyboard setup ... counter1.Dual 6-digit LED indicators2.Multiple operation method3.Easy menu4.CEFeatures :1. Five operate mode is optional: counter ... down, Displacement meter, Batch counter, AccumulationOutput modeN, F, ...