... .5m/2.0m/3.0m Product Application: Greenhouse, hydroponics,plant seeding room, home and city garden, and research center, ... 7) Only use the exact spectrum required for plant photosynthesis, which promotes the plant growth, bud, and bloom.8) The heat ... working without noise.10) No infrared or ultraviolet radiation for human being, No burn occurrs above the plant.11) Perfect shockproof function12Any ...