Intelligent Automatic Watering System For Garden Spray Irrigation System Timed Aquarium Spray Landscaping Irrigation EquipmentPrecautions: 1. When testing the product, please do not perform the test in a place with strong signal, it will be interfered. If the keys fail, please test in another place. 2. When cutting the water pipe, try to make the cut smooth and insert the inlet and outlet holes firmly to prevent water leakage. 3. Please connect the water pipe first before starting up, the air cannot be removed when idling. Brand new revision, all English version, default all