eecoo Auto Water Filler Controller Auto-top-Off System Adjustable Float Valve Mounting Self Water Filler Plastic Nonelectric Water Level Controller for Aquarium

This auto-top-off system is easy to install on to your aquarium sump.

The water filler support adjusting water level ranging form 2cm to 15cm, and it can work with water purifier or normal water bucket.

for floorball for auto top off Float valve for manual adjustment, no other tool, no metal screws, no .

Comes with a O-ring, can meet 16/12 water tube, don'leak.

for floorball for auto top off It is suitable for the aquarium which is under 15mm thickness.

The adjustable range of water level is .5-15cm.