Features: Easy to Use: This automated watering DIY Kit has become extremely popular since it automatically waters your plants and flowers according to monitor the soil moisture in a very efficient way. Automatic Watering System: Combine Pump, Tubing, Soil Moisture Sensor and Channel 5V Relay Module in one plant watering system, including kits compatible with DIY drip irrigating system. Capacitive Sensor: Insert it in to the soil around your plants and you can talk to your plants. To see if your plants is thirsty and need more water to moisten. Take Care Plants: You can have the system to water your plant automatically. Whenever your soil becomes too dry, the pump is set into motion and water flows up the tube and into the pot. You don't have to worry about your plants while going compatible with vacations. Gift: It is a nice gift compatible with those people who love gardening. When you give this kit compatible with them. They will never worried about their plants when they are in outside. Specification: Material: Mixed Material Water Pump Out Dia: Approx. 7.5 mm/ 0.29 inches Water Pump Hole Dia: Approx. 4.5 mm/ 0.17 inches Water Pump Inner Dia: Approx. 5 mm/ 0.19 inches Water Pipe Front Dia: 8.2 mm/ 0.32 inches Water Pipe End Dia: 5.54 mm/ 0.21 inches Soil Moisture Sensor ModuleSize: Approx. 8.5x5.5 cm/ 3.35x2.17 inches Test Relay Module Size: Approx. 7.5x5.3 cm/ 2.95x2.09 inches Package Includes: 1x Automatic Irrigation Kit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind becompatible withe you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.