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Samsung LEDs: SF LED grow light uses Samsung LM301B diodes - the highest light output LED and powerful penetration. Improves yield by 50% and reaches max 2.5g/W compared to the old traditional grow lamp. Perfect for a 90 x 90 cm veg footprint, flower footprint is 60 x 60 cm. LED full spectrum plant lamp: Spider Farmer SF1000D LED grow lamp consists of white, blue, red and IR light (3000K, 5000K, 660nm, 760nm). Like sunshine, this promotes photosynthesis of plants, increases plant growth, shortens the growth cycle. Perfect for germination, growth, flowering and harvesting. Low running costs: energy efficiency with 2.7 umol/J, consumes only 100 W, much better than fake 1000 W blurple LED grow lights. Spider Farmer SF1000D is more energy efficient and bill-saving. Suitable for small grow tent, cabinet, hydroponics, such as tomatoes, orchids, succulents, peppers, roses, basil, rosemary Safe & reliable: no fan zero noise, large area solid aluminum heat sink, special protective covers for cables, waterproof LED board, 50% longer life compared to other brand lights. So you can grow with confidence. Plug and play: no assembly required. Immediately after unpacking, your LED plant light is ready to use. Spider Farmer LED Grow Light provides 3 years customer service from a local maintenance centre (US/CA/UK/DE). If you have any questions, please feel free to send us an email and we will help you solve it. › See more product details