pH Pen with Large LCD Display Light Trap 100% rated output

100% rated output

and it allows the net to be against the floor

an air inlet signal and a programmable 0-10volt output signal

Vencomatic Egg Belt

pH Pen with Large LCD Display Light Trap 100% rated outputpH 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