... warranty 3, MEANWELL driver 4, 4*50W, Epistar chip 200W LED High Bay LED Industrial Light 200W Parameter LED ... High Bay Technology Specification MaterialLight BodyAluminum HousingLampshade materialAluminumLed Chip BrandEpistar 80LM/WLed quality4 pcs 50WLighting Angle45/90/120 ... 35,000-50,000 hours of product life Product Details, package & cargo loading: Applications: LED High Bay Light, widely ...