Wulun G4 LED Bulb--High energy efficiency at very low heat generation, high brightness, equivalent to 20w G4 halogen bulb, save 80%-85% on electricity bill of lighting. No Flicker Warm Light 3000K creates a pure and comfortable atmosphere, with a beam angle of 360°and an 80+ CRI, enjoy a natural and precise colors. Standard G4 base can replace for all traditional G4 halogen bulbs directly. Ideal for landscape lighting, home lighting, under cabinet lighting, under counter lights, recessed light and etc. Size 12mm * 36mm, this LED bulb is slightly larger than traditional halogen bulb. Please check the specification of the bulb before purchase to ensure it can fit your light fixture. If G4 LED flickers, Please add 1~3 standard halogen bulbs in LED bulbs assembly (Due to low power consumption, the circuit becomes unstable, so that LED flickers). If there are any problems, please do not hesitate to contact WULUN.