Meijiu’s Hydroponic Indoor Grow 860W is a high‑efficiency LED fixture specified at 3.1 µmol/J. The official product page positions it for commercial growing, indicating suitability for professional indoor cultivation that requires high photon efficacy from a single unit. At 860 watts, it sits in Meijiu’s upper‑power range and is listed alongside other flagship fixtures on the brand’s New Arrival and MJ500 Series pages. The model is intended for indoor hydroponic and similar controlled‑environment applications where robust, high‑output LED lighting is needed. Meijiu markets the unit under its Hydroponic Indoor Grow line, with clear emphasis on energy efficiency per watt.