pH Pen with Large LCD Display Nests & Slats 20mm Ball Valve PP

20mm Ball Valve PP

Long life - Water and UV resistant

Effective against:

300mm radius bends made from 100mm diameter Galvanised Steel

pH Pen with Large LCD Display Nests & Slats 20mm Ball Valve PPpH Pen with Large LCD Display Image shows 3 displays available, this price is for one Pen. Highly stable and accurate readings with large LCD display Designed for simple one hand operation Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non standard buffers as well Features hold function, and auto power off with low battery indicator The case is IP65 water proof, and will float if accidentally dropped into the water