The solar photovoltaic panel of the outdoor shouting fountain should face the sun. 2. Insert the male plug of the water pump (CD5.5*2.1) into the female socket (CD5.5*2.1) inside the round barrel of the shouting fountain game machine. 3. Place the stainless steel water tank on top of the fountain game machine round barrel. 4. Place the water pump in the center of the stainless steel water tank. 5. Pour 16-78 liters of tap water into the stainless steel water tank. 6. Press the start button, the green indicator light will come on. Children should aim their mouths at the circular microphone hole and concentrate their energy to shout loudly. The fountain will spray out, and the louder the voice, the higher the dynamic of the sound, and the higher the water column will spray out, making it very fun. 7. Note that the power will automatically turn off after 5 minutes of use. If you want to continue playing, simply press the start button again. 8. If the indicator light is flashing during use, please stop using it. The shouting fountain game machine needs to be recharged.