I purchased these but didn't use them, so I'm selling them. Features: ● Remote control operation. Stepless dimming and color adjustment are possible with this cutting-edge, high-performance LED light bulb. ● Group registration function allows for individual dimming and color adjustment. ● LED light bulbs cut energy consumption by approximately 80% compared to traditional incandescent light bulbs. ● Safe to use, with no harmful substances (mercury) or UV radiation. Specifications: ● Set includes: 4 light bulbs [LED Light Bulb] GT-B-6W-CT-2*4 ・Product Name: LED Dimmable & Color Adjustable Light Bulb (Remote Control Compatible) ・Model Number: GT-B-6W-CT-2 ・Rated Voltage: AC100V 50/60HZ ・Power Consumption: 6W ・Base: E26 ・Color Temperature: Warm White (2700K) to Daylight (6500K) ・Luminous Flux: 600lm ・Beam Angle: 120° ・Dimensions: Φ60*H110mm ・Weight: 50g ・Materials: Aluminum, PC