... COIN signal; 20ms is quick signal, suit the machine which need quickly throwing coin;40ma is need middle ... -quick signal, suit normal machine; 60ms is slow signal, suit normal fun machine;Function: Prevent false coinCounter connector ... message chair, cloth dryer, cyber coffee, Laundromat, laundry,computer ,amusement machine , arcade machine etc . Why choose Likang 1: Quality guaranteed: Special ...