VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights with 44Ft Adjustable Cord for Seedling, Veg, Flower in Greenhouse, Garden, Backyard, Farm (12-Light)

Highlights

• Durable & Waterproof: Built with quality waterproof materials and boasting IP44 waterproof rating; these lights are suitable for both indoor and outdoor applications; Their low heat output and strong heat dissipation efficiency make it safer to your plants and more durable (Please firmly secure the light to the socket and protect unused sockets to ensure waterproofing)
• Sunlike Full Spectrum: Each bulb features 48pcs LED chips, comprising 24 pcs 3000K warm light chips, 18 pcs 5000K white light chips and 6 pcs 660nm red light chips; These outdoor grow lights cater to the needs of diverse plants in all growth stages by providing a comprehensive full spectrum light (380nm-780nm) enriched with 460nm blue light and 660nm deep red light
• Highly Efficient: With a total of 576 LED chips, a luminous flux of 39000lm, 130lm/w, 420umol PPF (35umol per light), and a power consumption of 180W (15W per light), these LED grow lights deliver abundant light for plant growth while conserving energy; The highly reflective aluminum lampshade efficiently redirects light onto the plants, minimizing wastage
• Adjustable Light Quantity: The daisy chain design facilitates flexible connections, allowing you to link the lights end-to-end to accommodate various growing spaces and growth phases; A single switch can support up to 36 lights (6-light x 6 sets or 12-light x 3 sets), with a maximum of 540W under 110V, or up to 72 lights (6-light x 12 sets or 12-light x 6 sets) under 220V
• Wide Applications: These grow lights are perfect for providing supplemental lighting for seedlings, vegetables, flowers, and crops in greenhouses, gardens, backyards and farms; Their effectiveness extends to expediting germination, promoting plant growth, prolonging blooming periods, facilitating photosynthesis, increasing yields, and improving fruit quality