These were mistakenly installed on-site. They were used for about a week. There are no instructions or boxes. Quantity: 5 Lighting tests have been performed. Opening size: 150mm These are 8.0W LED downlights from TOSHIBA, with a warm 3000K light and IP20 water resistance. - Brand: TOSHIBA - Model Name: LEDD8591 - Voltage: 100V - Power Consumption: 8.0W - Waterproof Rating: IP20 - Color Temperature: 3000K Thank you for viewing.