... PF>0.9 4.OEM welcome Energy Saving LED Garden Light with 50W Square LED Grow LightFeatures and Advantages:1. Bridgelux or Epistar ... ;9. Standard connectors are used for easy maintenance;10. Lightning-proof and surge-proof;11. Plug and play, wide input voltage ... , no hazardous materials such as mercury, lead and so on;13. Can be widely used for hydroponics, horticulture, greenhouse lighting, seeding, ...