Originally Posted by
DarkMonohue
I am not serious enough yet to spend up for a B&M, but I definitely do want an automotive-style low beam cutoff.
I think I'm going to try the Ravemen PR900.
The combination of both low and high beams, with different light distribution, makes more sense to me than adjustable brightness does.
In this case, you're going to stick to the marketing of this lamp.
It's not a real cutoff, so very far away from aotomotive-style cutoff-beam.
Take a look:
StVZO bike lights - what it is really about ? - Light-Test.info
If you need more information, just ask.
By the way, lamps with real cutoff-beam are available already below $40.
https://www.ebay.com/sch/Lights-Refl...9&LH_PrefLoc=2
https://www.ebay.com/itm/MEILAN-X1-B...sAAOSw4PxaCivG