Feature: 1. The fluorescent light bulb features 45W stable output, long life replaceable bulb both for studio and home. 2. 5500K ultra-bright daylight, can provide uniform and natural lighting. 3. Spiral designed light can save 80% energy, eco-friendly and durable features make it perfect for multi-purpose use. Specification: Features: The fluorescent light bulb features 45W stable output, long life replaceable bulb both for studio and home. 5500K ultra-bright daylight, can provide uniform and natural lighting. Spiral designed light can save 80% energy, eco-friendly and durable features make it perfect for multi-purpose use. Universal E27 socket can meet wide compatibility needs, quick and tight to mount. Perfect light bulb for studio photography, portrait shooting, video making and other occasions. Specifications: Color Temperature: 5500K Power: 45W Power Supply: AC 220V Item Size: 18.5 * 5.8cm / 7.28 * 2.28in Net Weight: 82g / 2.89oz Package Size: 19.5 * 8 * 7.5cm / 7.68 * 3.15 * 2.95in Package Weight: 127g / 4.48oz Packing List: 1 * Spiral Bulb Package List: 1 * Spiral Bulb