USB 1020 Water Pump of DC 3.5-9V Replacement

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USB 1020 Water Pump of DC 3.5-9V Replacement: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

Adjust the water pressure and flow on the new water pump.
Shift switch to the right to lower the pressure and left to increase the pressure.

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