... function: 1.Anti-fraud 2.Suitable all coin diameter. 3.Counter connector available coin selector for massage chairTake out the plastic ... is quick signal, suit the machine which need quickly throwing coin;40ma is need middle-quick signal, suit normal machine; ... mm Application area Our coin acceptor widely used in coin kiosk, car washing machine, TV, message chair, cloth dryer, cyber coffee, Laundromat, ...