Features: When you go out or do not have time to water the flowers every day, just filled with water at the edge of the tank, it can automatically watering your plants. You can also add a water-soluble fertilizer in water storage containers, scaled watered, while reducing fertilizer troubles. Provides a simple and effective way of watering your plants while you are on vacation. Automatic watering system, no battery and electricity needed. Great for people who travel and want to make sure their plants are properly watered. Specification: Material: Plastic and Ceramic Color: As picture Size: Approx. 11x3cm / 4.33x1.18 inch Instruction: 1. Unscrew the green over. 2.Just soak them in water for a 15 minutes to prepare the tips(The white ceramic cones must be totally immersed in the water) 3. Refill water into the water tube and green cover and screw up the green cover. 4.Insert the probes into the soil of your potted plants and place the hose ends in a water reservoir nearby. 5.The water will be slowly emitted through the ceramic cones, automatically watering your plants without the need to set timers or worry about electronic devices being turned on while you are away. Package list: 4x Automatic Sprayer1When you go out or do not have time to water the flowers every day, just filled with water at the edge of the tank, it can automatically watering your plants. 2You can also add a water-soluble fertilizer in water storage containers, scaled watered, while reducing fertilizer troubles. 3Provides a simple and effective way of watering your plants while you are on vacation. 4Automatic watering system, no battery and electricity needed. 5Great for people who travel and want to make sure their plants are properly watered.