Bluelab OnePen Replacement Probe halloween25 Replaceable Bluelab ORP Probe (with

Replaceable Bluelab ORP Probe (with BNC connection)

Connect to your local router via Ethernet cable or Wi-Fi

Continuously monitor pH

KCl-filled silicone cap with internal sponge maintains probe hydration

and coco coir

Bluelab OnePen Replacement Probe halloween25 Replaceable Bluelab ORP Probe (withA replacement pH, Conductivity (EC), and Temperature Probe for Bluelab OnePen (PENONE) Maximise the life & accuracy of your Bluelab OnePen Features: Extends the life of your Bluelab OnePen, minimising the need for full device replacements Quick and simple to replace, reducing downtime and keeping your OnePen functioning optimally Built to last with a double junction pH probe and titanium EC electrodes Delivers precise pH, Conductivity (EC), and