1.Spec.: 4W,GU10,AC 85-264V;
2. Colors: day white, cool white, warm white, blue,green,red,yellow;
3.normal,high bright available;
4.replace 35W halogen lamp;
5.Superior thermal management with internal aluminum PCB board and external die csat housing;
6.Working Temperature: -40 ~ 70 degrees Celsius;
7.No UV and IR radiation;
8.all of our products are back by 24years experience