ChiChinLighting&reg; 4000K LED Bulb LED Light Bulbs Neutral White Afternoon Sunshine E26 E27 A19 LED Bulb 12W 1000 Lumens Brightest LED Bulb in Market ChiChinLighting 12 watts LED bulbs Standard A19 Design led 75w equivalent Neutral daylight - 4000k- This color is similar to afternoon daylight so called neutral daylight Standard US LED E26 base and working directly onto AC 110 - 120v