Xcellent Global 12W, E27, 12LED (3 Blue LED & 9 Red LED) Plant Grow Light Bulb for Indoor Plants Hydroponic Garden Greenhouses -LD051 Color Spectrum: Red- 630-660NM (Red), Blue-440-460 NM emit the most efficient light wavelength to produce peak photosynthesis performance and cultivate plants and herbs. Long lifetime with 12 LEDs -3 blue LED light and 9 red LED light Fits standard E27 base socket, very easy to use. Voltage: 85-265V; Power: 12W; Material: Aluminum (heat dissipation); Lifespan: 40, 000 hours Item size: 12 * 12.3cm / 4.72 * 4.84in (D * H), weight: 350g / 12.33oz