Techtongda Double Side 8 Pipe Hydroponic 70 Plant Site Grow Kit Hydroponics Planting Equipment The system produces high-quality vegetables, herbs, melons, and berries--45-day yields!--that are more nutritious and better-tasting than soil-gardened produce because oxygenated water and nutrients are delivered directly to the roots. Extremely simple to assemble and use, this hydroponic indoor or outdoor grow system is designed for fast, maximum-convenience vegetable gardening. Perfect for beginners! No experience needed. This hybrid model can be Ebb and Flow type when using a time controller or a Recirculating Deep Water Culture type without using time controller. You may need to prepare one reservoirtank. Non-transparent tank and with cover is better. The capicity is best 15-20L And you need to bring your own power strip. The place must be under enough sunshine, at least up to 4 hours every day. If there is no enough sunshine, it will result in the vegetables malnutrition.