p>Simple and flexible programming: The sprinkler timer provides longer run times and intervals. The duration of watering can vary from 1s to 300min, and the intervals between waterings can range from 1h to 15 days. Your irrigation program thus becomes fully customizable. Large all-in-one screen: The extra large 3" HD display allows all data to be viewed at a glance. In addition, you save energy because the screen goes to sleep automatically after 30 seconds if it is not used. 3V, AA battery (No. 5 alkaline battery does not contain) 2 pieces keep the timer working for at least 6 months.Multi-function: Manual mode allows instant watering without interrupting the current watering program. Rain mode will interrupt your schedule for a period of time to prevent over-watering and unnecessary wastage of water. The child lock mode protects the sprinkler timer against possible manipulation by children.Waterproof and durable: IP65 sealing. The top connector is made of fiber reinforced nylon, which is much stronger and more durable than ABS or plastic. Smart Power System: Clever remaining charge display to let you know how much power is still available. The chip is able to detect low load and stop the hose timer before the battery runs out. This product does not have a battery and needs to be purchased alone.