This automatic irrigator controller has powerful functions such as four timing control programs can be set, temporary opening for unlimited time and so on. With this timer, you can irrigate your plants intelligently and automatically. If you are interested in this product, come and try it, it won't let you down. Features: Wide Applications: This product is suitable for automatic control products of courtyard, balcony, family green wall, three-dimensional greening, micro spraying, dropper and infiltration irrigation. Four timing control pograms can be set: P1, P2, P3, and P4. You can set four different timing control programs according to your needs. Free Setting: The maximum opening time can be set to 599 minutes, with an interval of 1~30 days, suitable for most plants. Temporary Opening Function: You can turn this on if you want to water your plants temporarily. If manual temporary watering is required, press "manual" and then press "?" or "?" to set the watering duration, and press "setup / OK" once to complete the setting. Large LCD Display: This controller has a large LCD display screen, you can see the display more clearly, press button for you to adjust the parameters and modes. Specifications: Material: ABS Maximum opening time: 599 minutes Interval time: 1~30 days Water pressure: 1~8kg Flow: 500~1700L/H Water temperature: 1~50? Modes: P1-P4 Power: 2 * AA battery (NOT INCLUDED) Package size: 135 * 115 * 97mm / 5.3 * 4.5 * 3.8in Package weight: 259g / 9.1ounce Note: The equipment does not work under low temperature conditions, which may cause structural damage. When the temperature is lower than 0 ? , please disassemble and put it back indoors. Since the water demand of plants is different in each season, it is should be reset the irrigation program in each season to meet the water demand of plants. Due to impurities in tap water and stainless steel filter in the connector, it needs to be cleaned in time to avert blockage. Packing list: 1 * Controller Set