Specifications Size: 14x11.5x5.5cmLiquid medium: clean water (tap water)Suitable water temperature: 0-40 degrees CelsiusFeatures1. The specific watering time can be set, and the current specific time can be set;2. Watering time: The shortest single watering time can be set to 1 second, and the longest single watering time is 300 minutes.3. Watering cycle: The cycle time period is 1 hour to 23 hours, 1 day. 2 days.....Maximum cycle time is 15 days.4. Power supply used: 3V, 2 AA batteries (without battery)5. Full waterproof function. (can be used outdoors)6. There is a temporary watering function (does not affect the set program)7. There is a manual switch button.8. It can be installed vertically outdoors and is vertically rain-proof.Scope of application: Widely used in home gardening (you don't have to worry about no watering of flowers and plants when you go out for many days), small lawns, flower beds, and vertical greening irrigation. Notes 1. Please allow slight measuring deviation due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 3.Please leaving a message before you give the bad feedback, if Products have some problems.Thanks for your understandings.