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 120V Item Size: 17.5 * 5.8cm / 6.89 * 2.28in Package Size: 19 * 8 * 8cm / 7.48 * 3.15 * 3.15in Package Weight: 116g / 4.48oz Packing List: 1 * Spiral Bulb