Genssi 350W LED Power Supply Regulated 12V AC-DC 29A Heavy Duty Up to 350 Watts - Max rated output; Output DC (29 Amps Max) Max at 350W 12V Power supply with built in cooling fan. +/-1V Adjustable Voltage Knob; No AC input wire included; Can use any AC cord from old electronic or computer and cut off. Durable - Perfect for LEDs or Other 12V Devices (Input Voltage: 85~132V AC) Fan Cooled - High performance 350W Max power supply are perfect for powering your lighting products or accessories using 12V! Our power supplies are built to last! We have customers coming to us daily from their burned out cheap Chinese power supplies they bought elsewhere. Most generic last 2 months, ours will last years Heavy duty metal shell; Fan only will turn on when device needs cooling