1X LED GU10 4W = 40W Dimmable Warm White 3000K Super Ultra Bright Spot Light Lamp Bulbs,Glass Lens Replacement Bulb Equivalent to 50W Halogen, 60 Degree Beam Angle JACKYLED Recessed Track Lighting,360LM,Compatible for Silicon-controlled Rectifier(SRC) Type Dimmer Input:120V AC