I purchased this by mistake and have never used it. This is an energy-efficient LED lighting fixture that emits a warm 2700K light. I have only opened the cardboard box, which is slightly torn. - Model Name: DPN-41828 Y - Retail Price: 39,800 yen - Light Color: 2700K (Warm White) - Power Consumption: 7.6W - Luminous Flux: 310lm - Energy Efficiency: 40.7lm/W - Size: 310mm diameter - Built-in LED: Yes Thank you for looking.