pH Level Tester Pen PH-01
Aquarium Fish Tank pH Level Tester Pen PH-01
A simple, quick and accurate way to measure the pH levels in your fish tank.
Capable of testing your fish tank pH from 0.0 to 14.0, getting an accurate reading and ensuring perfect water and tank health for your aquarium inhabitants has never been simpler.
Complete with replaceable electrode
Portable and lightweight
Includes calibration screwdriver
Requires 4x LR44 1.5v batteries - not included.