Instructions Before using the electronic timer, you must: 1. Insert 2 AAA batteries, pay attention to the +/- symbol. 2. Connect the electronic timer and faucet 3. Set irrigation parameters a) Set the parameters needed for automatic irrigation, when FREQUENCY sets the irrigation interval RUNTIME sets the irrigation running time, and the irrigation start time is the current setting Work again at a fixed interval. Note: The interval time must be greater than the irrigation running time, otherwise it is invalid. b) Under normal circumstances, the indicator light will flash every 4 seconds--times, indicating that the work is normal, If the light flashes frequently, it indicates that the battery is low, and the battery needs to be replaced in time. Low pressure The irrigation controller is in the off state under the instruction, and the irrigation cannot be scheduled.