Upgraded LED Seedling Germination Box - To help your seedlings grow better, the top switch of BTONGE greenhouse grow kit has been upgraded to a full spectrum waterproof 4 LED grow light. It can be used as a seed box temperature and humidity controller or as a grow light to light up your plants. HIGH QUALITY AND REUSABLE - The nursery kit is made of PP material high quality, high strength, durable thickening, tear resistance, non-deformation, high transparency, easy to observe, and can be reused for many times. The greenhouse planting trays are perfect for garden enthusiasts and gardeners. It is versatile and can also be used with fiber pots and peat blocks. Suitable for home, farm, yard, balcony, etc. Full Spectrum Grow Lights - Our grow lights feature a full spectrum artificial light source with strong and even light. Just like sunlight, it is ideal for light growth and supplemental light. Grow light has 4 LEDs, powered by USB (adapter not included). In an indoor, greenhouse or plant lab, plant light can replace natural light and promote plant growth. MORE SPACE, HUMIDITY REGULATION AND DRAINAGE DESIGN - This grow tray in greenhouse with cover increases the height of the cover from 11 cm to 16 cm. Seed plants have more space to grow. Humidity and temperature switches are adjustable from the top. Keeping seedlings moist reduces evaporation, allows heat to penetrate easily, and keeps soil temperature constant. Holes in battery box allow excess water to drain. Seedling Starter Kit - 5 Pack Seed Germination Boxes (Includes 12-Piece Insert Tray) compartments, a clear lid, an LED grow light switch, a bottom tray) Ideal for indoor growing and central plant management. Growing pots with lids are not only suitable for seed germination