300-2000w greenhousemedical plants led grow lights for wholesales led grow lights are great because they are energy-efficient, durable, and have `tuned` light spectrumsto best meet the plant`s needs. led grow lights run much cooler than the competition and are more energy-efficient, but they are most costly. And led grow lights are ideal for all phases ofindoor plant growth and is suitable for soil or hydroponic gardens. Using tips1. Suitable for hydroponics, horticulture, green house2. Suitale for plants growing, flowering and fruiting3. Lighting time setup: vegetative stage: 12-14 hours on; flowering stage: 9-12 hours on. Fruiting stage: 7- 8 hours on4. Suggest distance above plants: 1.5-2.5m specification items growlight leds powerconsumption 352w dimension(l*w*h) 540mm*210mm*60mm packing(l*w*h)box 590mm*260mm*110mm n.w 4.2kg g.w 4.8kg power acinputvoltage ac100v265v50-60hz protection overheatingprotection powerfactor over95% leds ledtruewatts surroundleds(5w+)module lightsource surround5wleds totalnumberofled's 200pcs heatmanagement pcb metalpcb(aluminium)2.0mm ambienttemperature storagetemp. 0c40c operationtemp. 0c45c lifespan over50, 000hr certifications ce, rohs, fcc, ul product description features suitable for growth stage: all plants seeding.