240W LED power supply: Suitable for LED advertising screen, electric display and outdoor LED lighting and Suitable for security systems and CCTV cameras. Wide range input: 115to 220V AC ( RG-300) Aluminum case and potted by glue Built-in active PFC, PF> 0.93 ( > 0.99) With 79% high efficiency Protections: short circuit/ overload/ over voltage/ over temperature Suitable for LED advertising screen, electric display and outdoor LED lighting Operate within -20 to 60 Compliance with UL60950-1, TUV EN60950-1