RainPoint Hydroponic Growing KitRainPoint Hydroponic Growing Kit Enjoy fresh herbs and vegetables all year round. The RainPoint hydroponic growing kit allows you to grow up to 13 plants at once without using soil. The system features a 5 liter reservoir, a high performance water pump with a flow rate of 150 10% l h, and LED lighting with automatic operating cycles. The devices dimensions vary depending on the configuration, ranging from 35 to 52 cm in length and 17 to 20. 5 cm in