Features: Intelligent control, anti-blocking n-ozzle, energy saving, with low power consumption and weak current p-rotection. Anti-slip knob design, easy adjustment and convenient irrigation. The watering frequency, watering times can be set according to your demands. Support watering up to 10 potted plants automatically, time saving and effort saving. Multifunction, suitable for garden irrigation, lawn irrigation, vegetable field irrigation, pot irrigation and etc.. Built-in waterproof sealing-ring, suitable for outdoor use even in the rainy season. Powered by 2 AAA batteries, you should prepare it by yourself.