Always check the "Effective Coverage" map (often called a PAR map) in the product images. 2. Ignore "Equivalent" Wattage
Look for Actual Power Draw . A high-quality 200W-300W LED is usually plenty for a standard 3'x3' tent.
The most common mistake is buying a light that doesn't fit your space.
The "engine" of your light determines how long it will last. Quality online brands will proudly list: Look for Samsung (LM301B or LM301H) or Osram.
They mimic natural sunlight, containing a mix of cool blue (for tight, bushy growth) and warm red (for big flowers).
