Assortment of area / pool lighting transformers. Most are 120 volts ac 60 cycle input and outputs of 12,120,volts@ currents from 4 amps to over 7 amps. There are about 10 units more or less[1 lot] and all are heavy[weight] None show signs of over heating and all operated when tested as prototypes for a lighting project.lot is sold as is.