Full spectrum plant lamp - Each room greenhouse has 16 LED grow lights. Full spectrum light like natural sunlight. Promotes indoor growth as it accelerates photosynthesis, ideal for all stages of growth and various plants. Tip: power plug not included. 5 brightness levels and timer setting - different brightness to meet the lighting requirements of each plant at different stages. 4 levels of timer settings to automatically turn off the light after 4/8/12/18h. When the timer function is activated, the plant lamp turns on and off automatically every day. Even if you are not at home for a long time, your plants can get enough light. Thickened 1 mm material – Lm compared to other 0.5 mm plastic materials, our seed trays use double thicker materials for reusable, extremely durable and not easy to break. No harmful additives. (Note: please avoid prolonged exposure to high temperature above 48 °C) Unique design - With the adjustable window, you can adjust the inner humidity from 50%-100% to your needs. Transparent seed litter allows you to keep an eye on growth. Drainage holes at the bottom for better drainage. So you have full control over the growth process. Perfect size and height for seed start - Each plant holes measures 3.7 x 3.7 x 5.5 cm, 2 pieces with a total of 80 planting holes, suitable for small seeds. The height of the lid has been increased to provide enough space for flowers, vegetables, herbs and other plants.