Full Spectrum LED Grow Lights: Each seed tray has 8 LED grow lights, providing a full spectrum of light that mimics natural sunlight to accelerate indoor seedling growth, perfect for plants at any stage of development. Adjustable Brightness and Timer Settings: Different brightness levels meet the lighting requirements of each plant, with 4 timer settings to automatically turn off the light after 6 PM on April 8th and December 12th. The timer can be set to automatically turn on and off at the same time each day without needing to be unplugged. It also allows you to care for your plants while you're at work or on vacation. Increased Coverage and Adjustable Humidity: The raised dome provides more space for seedlings to grow, further increasing their survival rate. You can easily adjust the humidity between 50% and 100% by rotating the adjustment window to maximize the best growing conditions for your plants. Suitable for a wide range of plants, including but not limited to flowers, vegetables, fruits, and herbs. Reusable Material: Made of 0.8mm PVC material for greater durability and reuse compared to 0.5mm plastic material. (Plug not included) Color: Green Material: Polyvinyl chloride (PVC) Package Contents: 1 Smart Controller, 20 Plant Labels, 4 Grow Lights, 4 Clear Covers, 4 Seedling Trays, 4 Chassis, 1 Pair of Seedlings Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.