Once you know what type of bulb you require you’ll need to determine what brightness and colour temperature you want. Brightness is measured in lumens ... the Philips GU10 LED bulb goes for ...

When considering the purchase of LED lights, be wary of the "lumen" rating ... this figure on product literature and boast of high lumen numbers. What these manufacturers may fail to tell you ...

LED maker Cree announced this week that it had achieved a new record in terms of lighting efficiency, harvesting 303 lumens per watt from a white high power LED at room temperature. This ...