LED Office Light CE&RoHS standard products Long lifespan >30,000hrs 2 Years Warranty IP 40 High Luminous 2400 ... protecting and long lifespan5.We use alternative switch power supplier to change the Voltage, ensuring LED work and extend lifespan;6. ... ;7.Using High Efficient LED ,Energy-saving. Environment-protecting and long life-time. LED Office LightApplication:Offices , Warehouses ,Factories ,Meeting ...