Warning Triangles vs LED Flares: What FMCSA Accepts (2026)
LED flare kits are widely sold as DOT approved, and they are not. This guide gives the FMVSS No. 125 construction specification a triangle must actually meet, the 49 CFR 392.22 placement geometry for two-lane and divided highways, and the FMCSA exemption record that explains where the claim comes from and why it does not generalise.
Read now