Liquid medium: clean water (tap water)Suitable water temperature: 5-40 degrees CelsiusWorking pressure: 0.0-4 kgWatering times: (can be controlled by the rotary switch), the shortest open valve watering time of the specified mode is 1 minute, and the longest continuous output valve open watering time is 120 minutes.Watering cycle: (can be controlled by rotary switch), the shortest cycle time is 1 hour, and the longest cycle time is 72 hours.Power supply used: 3V, 2 AAA batteries(batteries not included)How to use:Insert the battery (when the battery is installed for the first time, the water valve will self-check once, and the valve ball will automatically turn to the closed state)Turn the B rotary switch to the time point of the desired cycleA Rotary switch to the desired continuous watering time pointThe water valve works automatically according to the set program within 10 secondsNotice:The set cycle time cannot be less than the duration of the open valve outputWhen the B rotary switch is set to 0, the water valve is opened for watering only onceWhen the A rotary switch is set in the OFF state, the water valve will be closed.Size:12.cmx9.5cmx12.5cm(Package Size)Package Included:1pcs*Water Timer