Boyu FP-2000 Submersible Pump ajo determine the alkalinity in the

determine the alkalinity in the aquarium using an accurate test kit (recommended) or recently-calibrated meter before using this product (see section below on pitfalls prior to use)

Also great to increase  water oxygen in Supragarden® water tank

relatively-high ORP is associated with good water quality

Directions:

Boyu FP-2000 Submersible Pump ajo determine the alkalinity in theFeatures: Singapore electric specifications and plug. Ceramic shaft, non corrosive and suitable for freshwater and marine. The motor is sealed providing it with excellent waterproof qualities, increasing its safety and reliability. Multi functional design providing good water circulation, movement of water to your filter and pumping of water. Pump body is designed for easy disassembling and maintenance. 2m cable length. volt AC230 115V freq 50 60Hz