[Official Shop] BXT&reg; 4W 4 Pack of Ultra Bright GU10 LED Light Bulb Day White 6000k 50W Equivalent, Energy Saving, Perfect for Replacing 50 - 60 Halogen Bulbs Base Type: GU10 Voltage: 110v Color Temperature: White (5500-6500K) Bulb size: 1.97(diameter) x 2.44(length)inch