Front lamp Flashlight CREE XM-L T6 lm 1X 3X 4X 5X lumen CREE XM-L T6 LED rechargeable headlight headlight rechargeable battery SET 18650 Lighthouse lamp headlight bike bicycle cycling (Sport)
5300 lumens, this is a theoretical value or 10 cm from the lamp. To be all on the same level, it should be mandatory to speak in lumens So standard that allows for an average lighting calculation on a given surface, not on a single point. However, I