– Feature – 

pH values have intrigue relation with the colours and reproduction of various fish species. Sudden change in pH value will cause stress of fish, thus reduces its ability to fight disease. When pH values are right, fishes will bloom in full colours and even stimulate spawning.

酸碱值对鱼儿的色素与生殖有莫大关系，突变的酸碱值会让鱼儿承受压迫，抵抗力降低而导致生病或感染病毒， 不同鱼有各种的适应数值。

Variety:

• TK004 Trans Instruments ECO pH DUO+ (Aquariua)