Sayhon’s KR320 is a 320 W (110 V) full‑spectrum bar‑style LED grow lamp built around 1,024 SMD3030 diodes from OSRAM and Epistar. The fixture is dimmable, supports daisy‑chain control for up to 80 lights, and offers optional Wi‑Fi control plus a separately controlled UV/IR supplement bar. Rated parameters include PPE of 2.9 µmol/J and total PPF of 870 µmol/s, with PPFD around 1,009 µmol/m²/s at 24 inches. The unit runs on 100–277 VAC, is IP65 rated, and carries ETL, FCC and CE certifications. Physical dimensions are 79.5×77.2×9.0 cm and weight is 9.6 kg, using a passive aluminum heatsink design.
