Thirty-two complete units, each 24 x 24 x 19 inches; overall 64 feet x 2 feet x 8 inches if hung one unit across or if four units are stacked on top of each other the dimensions are 16 feet x 8 feet x 8 inches, each unit has its own motor and turns at different intervals.

Volts_AC: 120, Frequency: 60
one unit: 24 x 24 x 6.5in