欧美国产一区二区三区激情无套-国产成人女人在线观看-国产激情电影综合在线看-日木亚洲精品无码专区-精品久久久久久无码人妻vr

FEATURE

• Auto-clean design - hand squeeze cleaning structure.Queeze out the dirtfrom the sponges by squeezing andback flush to clean-out the dirt. Easy maintain.

• Fully sealed designit's allowed to place the productlower than waterlevel.

• Build-in UVC lamp can kill algae, virus and harmfulbacterium in the water .

• Nitrate, phosphate and any unnecessary nutrient in thewater may be degraded by multiple bio filter materialsincluded.