This switched mode power pack is for connecting to and supplying power to the 60112/60113 Track Box. The input is 230 volts / 50 Hertz / the output 18 volts / 36 watts DC voltage. The switched mode power pack is authorized for use with toys and comes in a plastic housing. Dimensions 80 x 50 x 75 mm / 3-3/16" x 2" x 3". Connections: Hollow socket 5.5/2.5 mm, positive conductor inside. The 66361 switched mode power pack is designed for use in dry areas.