ADVPRO i108-b Open Service & Repair Shop Business Light Sign Overall size: W 12"x H 8.5" (W 300mm x H 210mm). Use LED as light source, consume only 3 watt, life span is longer than 50,000 hours Provide a 5 ft/ 1.5m wire with ON/OFF switch function. (US plug 110v to USA & CA) (UK plug 240v to UK) (AU plug 240v to AU & NZ) (EU plug 240v to EU & other countries) Highlighted features: The aluminum light box is redesigned in modern round sharp like the gallery picture shown, which makes the product look more elegant and easy to fix on wall (We do not use the thin plastic light bar which may damage easily). All signs are engraved with clear acrylic, they are transparent and do not have black background Every sign produced by ADV PRO Shop should have a laser sticker like the gallery picture shown, it represents high quality product & has passed the quality control. With this sticker on the product, you enjoy an 1-Year Limited Warranty for the light. If you can't find the laser sticker on the product, it may be a copycat product ADV PRO signs are carved by the latest 3D, Surface and Line engraving technologies (attractive in all directions). We do not use the laser engraving method which only provides 2D surface effect