The latest V3 upgrade features 512 Next Gen Samsung LM301H Evo LED with a top line chipset efficiency of 3.32 umol/J and 32 V3 SAMSUNG LH351H 660nm Deep Reds rated at 3.90 umol/J. This gives you not only the most up to date technology on the market but also a spectrum tuned specifically for canna. With an overwhelming fixture efficiency on 2.94 umol/J
The ISH265 V3 Evo produces extremely impressive results. Expect between 1 - 2 grams per watt return. The light is the equivalent to 500w of HID lighting.