Our lamps are all made by professional craftsmen, who have many years of experience and are skilled in the production process to ensure quality first. After many process tests, you can buy with confidence.Style: ModernMaterial: Aluminum, AcrylicLight source: LEDColor: Black , GraySize:- Width: 20cm- Height: 13cmWeight: 1000gColor temperature:- White light : 5700K-6000K- Warm light : 2800K-3000KColor rendering index: ra80Operating temperature: -50° ~+ 60 °Power: 12WVoltage: AC110-240VRated life hours: 20000HLighting space: 3-9Package Included:- 1 x LED Wall LightNo matter what causes your confusion and dissatisfaction, please feel free to contact us. Best Wishes!