Motorbike headlight

[soundwave]

you get what you pay for but a 6000lm light from china is more like 600 as use fake cree leds and rubbish battery packs for bike lights.

 

[guerney]

you get what you pay for but a 6000lm light from china is more like 600 as use fake cree leds and rubbish battery packs for bike lights.

I think the brightness of each of mine (quoted at 100 lux), is less than 1000lm (these have a very narrow beam):

https://www.amazon.co.uk/Junstar-Electric-Headlamp-Waterproof-Headlight/dp/B07DJCT5G7/

Lux to lumens (lm) conversion calculator

Lux (lx) to lumens (lm) conversion calculator and how to calculate.

www.rapidtables.com

I'll post some video of my three lights in use, in total darkness, sometime.