Circuit breaker for bestlite bl5, a circuit breaker for mounting on the base of a b> from gubi. The circuit breaker is available in black and white. Useful information when buying a new led lightbulb, there are some things you should be aware of. The strength of an led lightbulb is measured in lumen rather than watt. 15W 140 lumen 25w 250 lumen 40w 470 lumen 60w 800 lumen 75w 1050 lumen 100w 1520 lumen furthermore, each lightbulb has an ra or cri value. This describes the ability of the lightbulb to render colours, and it is measured on a scale from 0-100 ra, where 100 ra is the equivalent of natural lighting. For normal homes, we recommend using a lightbulb with an ra value of at least 80ra. Degrees kelvin, on the other hand, describe the warmth of the light. 8,500 10,000 K cold blue 7,000 8,500 k cold white blue 4,500 7,000 k cold white 3,000 4,500 k neutral white 1,000 3,000 k warm white for comparison, candlelight has a degree kelvin of around 1,500 k, direct sunlight is around 5,500 k, and a blue sky can reach 10,000 k.
