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DC 2.5-6V Small Micro Submersible Mini Water Pump Fish Tank Fountain Aquarium

This pump is a brushed motor, which does not last as long as the brushless ones and is not suitable for long periods in the air. Suitable for 6mm inner diameter water pipe.

The red line of the small water pump is the positive pole of the motor, the black line is negative pole, not reversed or it will suck backward. Absolute humidity value is for the air, refers to the mass of water contained in one cubic metre of air, and this indicator in the soil due to the uneven dissolution of water in the soil, so it can not be measured, and there is no value for discussion. Soil moisture sensor modules can measure humidity in general and decide to switch watering equipment on and off depending on the humidity, the sensitivity can be adjusted in general with a potentiometer.

Connection instructions
Red wire:Motor positive
Black wire:Motor negative

Voltage	Current	Power	Max Water Head	Max Flow Rate	Starting Voltage	Waterproofing
3V	0.12A	0.36W	0.35M	80L/H	1V	IP68
4.5V	0.18A	0.91W	0.35M	100L/H	1V	IP68

Note: The power supply voltage is 3-5V.
1, the supply voltage is 3-5V
2, the red line of the water pump is the positive pole, the black line is the negative pole, the positive and negative poles can not be connected to the opposite, otherwise it will suck backward.
3, the water pump is a brush motor, life is not as long as brushless, not suitable for long time running in the air.
4, the product does not send matching water pipe, water pipe and pump in the same link, the diameter of the water pipe is 6mm, the length of a water pipe is one metre.

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