This switched mode power pack is designed for powering the 60216, 60226 as well as 60213-60215 Central Station and the 60175 and 60174 Boosters. The input is 120 volts / 60 Hertz and the output is 19 volts / 50 watts DC voltage. This model is UL listed and has a plastic housing. The unit has tabs for mounting on a table or bench work and is designed only for use indoors. Dimensions 116 mm x 72 mm x 65 mm / 4-9/16″ x 2-7/8″ x 2-9/16″. Connections: 4-pin mini DIN high current plug. IMPORTANT: The 60065 switched mode power pack is not designed for use by children ages 15 and younger.