【Vacation assistant】30-day programming automatic watering system for deck, patio, garden, vegetable gardens or potted plants, save you time and energy, perfect for your vacation. 【Easy install】As little as 15 minutes, simply cut the tubing to reach each of your plants and insert the drip-head into the tubing. Includes an English instructions . 【Easy to use】Just 2 steps to set up the automatic watering device. The left control the watering time(seconds). The right control interval time (days). Example: If your plants needs Watering once every day, 30 seconds each time.Then you can Set the "watering time" to "30", "Interval time" is set to "1".