Light-Test.info

Cree XM-L starFor most users of portable lighting, these three letters became a sign of the best lighting quality available. XML is advertised as 500 to 1500 lumens out of the one LED. How come that sometimes a lamp working on a few poor XP-G or one XM-L can be stronger than the "1000 lumens" one.

 

StVZO mini logoStVZO - Straßenverkehrs-Zulassungs-Ordnung or German Regulations Authorising the Use of Vehicles for Road Traffic is a popular name on the Polish market. For many users, it indicates the lighting quality and that’s it. But what is StVZO really?