A300W is a compact LED grow light from Niello, sold in the brand’s Optical Lens Series and also listed as M300/E‑m300. The unit uses 60 high‑intensity 5 W Epiled/Bridgelux diodes behind mixed 90°/120° lenses with independent VEG and BLOOM switches. Actual draw is 120 W, and recommended coverage is about 2.5x2.5 ft (core) to 3x3 ft (max) when hung near 24 inches. Spectrum spans 380–740 nm, including UV and IR, and the fixture is rated for 50,000 hours. The housing measures 31x17x6 cm and weighs ~2 kg, with active cooling. Some packages support daisy‑chain connection for multiple units. Suitable for seedlings, vegetative growth, and compact flowering spaces. Typical hanging heights range from 24 inches (seedlings) to 12 inches (flowering).
