Main functions: 2 easy steps to program - turn RUN TIME to the desired watering time and set FREQUENCY to your desired watering frequency. Benefits : External automatic irrigation timer It runs on two AAA batteries (not included), which provide independent operation. Features two control dials Frequency: When to water (1, 2, 3, 4, 6, 8, 12, 24, 48, 72 hours or 1 week) Duration: watering duration (1, 3, 5, 10, 15, 20, 30, 60, 90 or 120 minutes) Compatible with gravity tanks for gravity irrigation or for connecting it directly to a tap Durable plastic housing to protect it from rain and wind It has an automatic shut-off valve system in case the batteries are exhausted. It has a pause button for those times when we need to manipulate our plants and need a dry substrate. Pressure: 0-10BAR / 0-150PSI
