LET-75W-GW 12 Volt AC Electronic Class 2 remote transformer with ground wire is used to power 12 volt AC lighting systems. Maximum load: 75 watts. Minimum load with dimmer: 10 watts. Minimum load with dimmer: 20 watts. Output: 12 volts AC, 6.25 amps. Input: 120 volts AC, 60Hz, 0.6 amps. Output wires: two blue 14 AWG 6 inch wires. Input leads: one white 18 AWG wire (neutral) and one black 18 AWG wire (hot). Power factor: 0.95. Short circuit protection with electronic internal resettable protection. Overload protection with patented auto-heat regulation. Auto-reset with thermal cut off. UL listed. Dimensions: 2.1 inch length x 1.3 inch width x .79 inch height. Dimmable using a low voltage electronic dimmer. 3 year warranty.