Dual Displays provide quick tested results readouts, with L.C.R. display values up to 19999 counts and Q.D.R. display values up to 9999 counts Test 4 parameters : Ls+(Q, D, Rs), Lp+(Q, D, Rp), Cs+(Q, D, Rs), Cp+(Q, D, Rp) RS-232 PC Interface External DC Adapter functions Set Hi Lo limits using absolute values or percentage limits.