The ZhenHuan constant voltage led driver provides dc output voltage range from 5V-48V single output led drivers with 5 years warranty. The selv led driver can make the power output wattage of MAX 320W. The external led driver is Class 2 Class P rated, and both UL/cUL, ETL/cETL, FCC CE Listed and SELV style enclosures. The waterproof led driver is flicker free design and protections for short circuit, over load, over voltage and over temperature. The lighting transformers use low profile aluminum/Iron metal housing or plastic case with IP20 IP65 IP67 rating waterproof and dustproof environment protection for indoor or outdoor use, with or without junction box makes flicker free led drivers the power solutions perfectly suitable for LED strips, LED signs, cabinet light, RGB LED strips and landscape lightings. Featuring built-in PFC function more than 0.95 and outstanding led power performance.