Upgraded Seed Starter Trays Upgraded Anti-Overflow Design: The base features a water-retaining edge, diversion grooves, and drainage outlets, preventing moisture from overflowing from the inner wall during the planting process and keep the desktop clean. Upgraded Efficient Drainage System: The angled side grooves, double drainage holes, and extra air holes boost drainage speed, improve soil aeration, and reduce the risk of mold and root rot. Ideal for Jiffy Peat Pellets: The large aperture in the middle support is perfect for Jiffy peat pellets, making planting and transplanting easier and more efficient. Upgraded Powerful Plant Growth Lamp: Equipped with powerful, evenly distributed growth lamps to support healthier plant development. Enhanced Airflow: Large exhaust holes promote water evaporation and improve air circulation between the pot and external environment. Secure and Stable Cover: The larger contact area of the cover ensures it stays in place during use, preventing accidental removal. Product Specifications: Material: PET (Top cover, middle seed cell , and bottom basin integrated as a set) Seed Starter Trays Dimensions: 39 * 20 * 15.5cm (Bottom basin height: 6.2cm, Top cover height: 10cm) Seed Starter Trays Holes Cell : 24 cell per sets (cell size: 50 * 50 * 47mm) Vent Size: 10cm length x 4cm width Control Line: 2 meters total (USB to controller: 1m, controller to splitter: 30cm, Type-C line x2: 70cm each) Voltage: USB 5V-2A (Adapter must be ≥ 2A) Power: 7.5W ± 0.5W Lighting Modes: Dimmable in 5 levels: 20%; 40%; 60%; 80%; 100% Timer settings: 4H, 8H, 12H, 18H, with daily cycle timer Seed Starter Tray Seed Starter Kit,60 Cells Reusable Seedling Starter Trays With Flexible Silicone Bottoms And Humidity Domes,Indoor Greenhouse Garden Propagation Set for Seed Starting