Automatic Irrigation SystemOur automatic plant waterer features 3500ml large water bag and independent control valve. Adopts unique drippers for slow, steady and accurate watering while saving water and preventing soil erosion.This kit includes 5 sets of plant irrigation devices, each set contains 2 arrow shaped drippers, 1m long tube, 1 bag of water. It can be used with plant nutrient solution or water soluble slow release fertilizer. Easy to use and reusable, perfect solution for watering and feeding your plants for the duration of your vacation. Note: Data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received.