1.Hotel lighted doorbell switch In-Voltage=220V 2.Material:ABS +Zinc alloy ... :Display room NO.,D.N.D,Make up,etc Item :lighted doorbell switchSize:R=150 mmWork voltage-220V :No need to ... :1 piece per neutral small white box,each 60 small boxes in one carton -------------------------------------------------------------------------------------------------------------Payment T/T, Paypal, Western Union, ...