E27 socket, suitable for E27 lamp mounting, tighten and use directly. Suitable for chandeliers, ceiling lights, wall lights and living room lamps. 4W (replaces 30W halogen, 360LM), 6W (replaces 45W halogen, 500LM), 8W (replaces 60W halogen, 650LM) Note: Each wick is equal to 1W. If you have any questions about the performance of the bulb, please unpack it after receiving it to determine the wattage of the bulb. Warm white light 2700k-3000k, cool white light 6000k, 360° lighting angle. Diameter: 6.4cm; Length: 16cm;