Sturdy and durable：Made of high quality industrial grade ABS and stainless steel, with 2 time setting buttons, hour and minute, anti-rust, oxidation resistant, lightweight, sturdy and durable, use at long term without worrying that it will be damaged With filter function and energy saving： Built-in stainless steel high-density filter in the water inlet hole, can filter impurities, with low power consumption circuit, with longer lifespan, widely used in garden, lawn, greenhouse, orchard, nursery, poultry feed, etc. <p >New design：The universal pipe and controller shell are perfectly combined into one set, this design, soaked in water can also work freely, two ordinary 1.5V AA batteries to drive（Batteries not included）, cycle of Irrigation interval frequency: 1-7 days, can set the watering duration at watering interval once Power supply: 2 x 1.5V dry batteries Watering current rest: 5uA Working water pressure: 1-5kg Operating temperature: 0-60°℃ Working flow: 456-1432L /h Output control mode: pulse output Rated power consumption: <1W Waterproof rating: IP65 1. Setting the irrigation schedule: (Any operation will be executed within 5 seconds) Step 1: The dial on the left dial to select the irrigation frequency Step 2: Choose the irrigation time watering on the right Example: Set watering to 5 minutes every hour. (1) First enter the code on the right to select the watering duration: 5 minutes; (2) Then select the watering frequency from the left dial: 1 hour speed, when the 1 hour speed is just dialed, the indicator light flashes twice, < p>Start watering for 5 minutes, stop watering after 5 minutes, and water again for 5 minutes every hour. 2. Reselect the frequency: When I want to change the frequency, I first select the time, then the frequency ratio. Every time I change the frequency ratio, the internal timing will be reset. 3. Temporary irrigation: Turn the left frequency speed dial to "Reset", turn the right dial to "On" to water, and turn to "Off" to turn off. 4. Program protection: The time interval must be greater than the watering time, otherwise the machine will not start watering when the time is up, and this function will also stop when watering. For example: if the frequency is 1 hour, and the watering time is 90 minutes, no water will be produced if the setting is not successful. If you start to choose one hour and one minute watering, when watering, when the watering time is set to 90 minutes, watering will be stopped immediately and the setting will fail. <p >Typically, battery life is approximately 12 months. In order to prevent the battery from running out of power and the water being cut off, the battery should be replaced in time. After opening the transparent cover, replacing the battery and completing the program setting, please close the waterproof transparent cover in time. Delivery quantity: 1 piece