How to read ECE R65 and SAE J845 on a Katuo warning lamp
What the source spec tables actually print, and what they do not.
Knowledge
Short notes that explain markings and beam choices already present on the product tables.
Why 10-80V shows up on work and forklift lamps
12/24V warning vs wide-voltage work and warehouse lamps.
IP67 on PC and aluminum housings
What the IP67 line on Katuo spec tables is claiming.
Picking arc, line or spot for a forklift aisle
FK701 / FK702 / FK703 / FK704 beam families compared from source copy only.