• Built-in variable frequency water pump and use sine wavefrequency conversion technology, which make it more stable and quieter.
•  The external digital display controller can adjust the gearposition of the water pump and the daily working time of the UV lamp at will.
•  Using ceramic shaft, wear-resistant, no rust, long service life, dual-use of fresh and sea water.
• The filter basket multi-layer design can be placed with different filter materials, and easy to clean.
• Unique inlet and outlet parts design, can be more effectively fixed on the fish tank.
• Using the siphon principle, can completely discharge the air inside the barrel, and the operation is simple.

Instructions,

1. Install pipe fitting and fix water inlet
2. Close the inlet and open the outlet
3. Unscrew the nut and remove the water plug
4. Fill the hole with water and fill the pipe
5. Fill the water plug and screw the nut
6. Open the inlet and siphon water

Using the principle of siphon, automatic suction into the barrel, the air in the barrel is discharged from the outlet, until the outlet hose has water, finally pass the power supply.
  
   
HW-3000
Stall: 6 levels
UV power: 9W
Power: 10-30W
H-max: 1.2-2.5m
Output: 1200-3000L/H
Cable length: 1.8M
Weight: 3.5kg
Dimensions: 285x285x470mm