Smart irrigation system controlled by app: the product includes a watering timer and a smart gateway (the Wi-Fi hub).The watering timer can be easily programmed anytime and anywhere via the app (Android or iOS) and manage your watering schedule (watering frequency, watering duration) Irrigation Records and Rain Delay: The APP can automatically detect local weather conditions and the delay can be set to 24 hours, 48 hours or 72 hours.After setting, the latest local weather forecast will be obtained from the app and watering will be delayed according to your setting every time it rains. Low battery reminder: The smart irrigation watering system only needs 2 AA batteries (not included, need to purchase by yourself) and can be used for more than 6 months.When the timer battery level is below 5%, the app will sound an alarm and automatically turn off the timer to prevent overwatering. Waterproof and durable: Don't worry if the drip irrigation can be used outdoors, because our garden irrigation is made of waterproof anti-UV PC＋silicone material, which waterproof IP55.And it applies to 1/2 and 3/4 water faucet fittings. Area of application: The watering system does not generate pressure.Automatic watering timer can be applied to tap water or compressed water for watering farms, gardens, lawns, flower beds and vertical irrigation.