Specifications: Product Name: LED Advertising Light Box Light Source: LED Installation: Wall mounted /Ceiling Hanging Voltage: DC12V, built-in transformers, can be directly connected to the local 110V-240V Size: Features: Easy change of graphics: Simply open the snap frame and panel and replace the printed graphics. Light source: High brightness LED. Power saving efficiency, low voltage 12V DC, built-in transformers. Lighted area: Even light dispersion. Luminance is 7000lux /m2 (HIGH brightness) Life Span: 100000 hours (5-10 years) Comes with 12V DC power supply: Easy plug and Play setup. Voltage required: 110V-240V. Installation: Suit wall mount and suspend. Use: Indoor use / Outdoor under shelter. Frame colour: Powder coated black.