Planted tank light spectrum The colour of light is measured in something called Kelvin, and most planted aquarium lighting have a Kelvin rating between 6500 and 9000, with 6500K having a yellower hue and 9000K having a whiter hue. Plants actually enjoy the red spectrum of aquarium lighting, ...
IP Rating:IP65; Lighting Bulbs & Tube:Metal Halide Lamp; Base Type:E40; Average Life:>8000h; Application:Square, Garden, Park, Factory; Operating Voltage:220-240V; Long Life High CRI Metal Halide:80CRI 5900k 10000h; Projection Distance:<12m; ...
Light bulbs have a color temperature listed using the Kelvin Color Temperature Scale. The lower the number, the warmer and more red the light; the higher the number, the cooler and more blue the light. Candle flames are 1,900K. They are very warm and cast a reddish/yellow light. Standar...