Filament lamps are the latest in LED technology. Designed to look like original incandescent lamps, whilst offering all the advantages of LED such as low running costs. These are the ideal lamp replacements for all decorative light fittings. This is a dimmable 4W lamp that has a 2700K colour temperature. Material: Glass / Aluminium Alloy Product Zone: Un-Zoned Bulb Included: Yes Bulb Type: 4W LED E14 Warm White Product Lumens: 360 Lumens Per Watt: 90 Kelvin: 2500 Dimmable: Dimmable Voltage: 220-240V IP Rating: 20