SUN LANDERS Mini Usb Water Pump Ultra-quiet Brushless Submersible Fountain Aquarium Waterproof Circulating 250l/h Lift Water Pump 5v Tools

This is a mini size submersible water pump. It's equipped with a brushless motor providing smooth and quiet operation than a non-brushless water pump.
Features:
Brushless pump, permanent magnetic rotor, maintenance-free.
Enameled wire coil and circuit board are seale d by epoxy resin.
The coil adopts pure copper enameled wire, lower temperature rise and longer life span.
Amphibious pump, you can use it in the water or out of water(follow the installation instruction).
USB DC5V input, very convenient for power supply.
IP68 waterproof grade, totally submersible in the water.
Detachable design, providing convenience for cleaning work.
With a filter, avoiding blocking the inlet.
4 rubber suckers on the bottom, can adsorb on the smooth surface and reduce noise and vibration.
Small size, high efficiency, low noise.
Suitable for aquarium, fountain, car cooling, computer water cooling system and circulation systems.
Note:
1. Please check the voltage and power of the pump power before power on.
2. Please cut off the power before you install/put in/take away the pump from the water; otherwise, the pump can't outlet water due to the air in it.
3. It can be used in the water or other liquids(without particles and impurities); NOT for viscous and acid-base liquids.
4. DO NOT dry burn the pump, otherwise it would be damaged.
5. Switch on-off the power repeatedly for several times to eliminate the air in the pump impeller and the pipe.
6. When the pump is used in high temperature environment(100�C), it can only be installed with non-diving method.
Specifications:
Model (Optional)
QR50A
QR50B
Max. Power
2.4W
4.8W
Max. Flow Quantity
250L/H
300L/H
Max. Lift
200cm / 6.56ft
300cm / 9.84ft
Max. Current
480mA
960mA
Rated Voltage
USB DC5V
Noise
Less than 35dB
Less than 37dB
Lack of Water Protection
No
Yes
Outer Dia. of Inlet/Outlet
8.5mm / 0.33in
Inner Dia. of Inlet/Outlet
6mm / 0.24in
Waterproof Class
IP68
Material
PC + ABS
Max. Liquid Temperature
100�C
Cable Length
150cm / 4.92ft
Product Size
59.5 * 49 * 42mm / 2.34 * 1.9 * 1.65in
Product Weight
90g / 3.18oz
Package Size
6.5 * 6 * 5.4cm / 2.56 * 2.36 * 2.12in
Package Weight
104g / 3.68oz
Package List:
1 * DC5V Brushless Pump
1 * Filter
1 * User Manual(English)