10X LED E27 E26 4W = 40W Dimmable Day White5000K Super Ultra Bright Spot Light Lamp Bulbs, Replacement Bulb Equivalent to 50W Halogen, 60 Degree Beam Angle New JACKYLED Technology Recessed Lighting Lighting 360LM Compatible for Silicon-controlled Rectifier(SRC) Dimmers,Standard Mr16 Shape 10 Years Lifespan Input:120V AC