The KSPOWER 12V Class 2 power supply is one black or white color, constant voltage mode switching power supplies, provides the complete Class 2 power transformer solutions covering a output currents ranging from 100ma to 5000ma. The 12v dc power supply is PC materials with IP20 rated environment protection for indoor LED lightings. The external led power supplies is Class 2 designed and offers 3 years after-sale customer service and both UL/cUL, FCC Listed safety certifications and compact style enclosures. The 12v led transformer power supplies provides various connection types: desktop, wall mount, cord to cord three types, safety protections for short circuit, over load, over voltage. The 12v Class 2 ac dc supplies accepts various dc connector size for LED lights. If you are looking for 12V UL cUL Class 2 AC to DC LED lighting power supply for your LED strip signs applications, KSPOWER can help you, welcome to contact and inquiry!