... Backlit LettersDescription: LED Acrylic Backlit LettersMain body material: AcrylicBorder material: Stainless Steel / Acrylic / AluminumLight source: LEDIlluminate: back litPower source: AC110V, AC220VOperating ... errors: >5,000 HrsSuited for: Outdoor or Indoor, waterproof, windproofSupplied with: Voltage converter, installation instruction LED Acrylic Backlit Letters with Stainless Steel Border