BlueLab Combo Meter -monitors-&-timers and repairing ducting

and repairing ducting

Large LCD display

and 10" models

Double Ag/AgCl reference for less noise (unwanted voltages) than gold or silver electrodes and

BlueLab Combo Meter -monitors-&-timers and repairing ductingIt's all you need for simple and reliable crop management, and it's all within arm's reach! The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. The Bluelab pH Probe and the Bluelab Conductivity Temperature Probe are simply placed into the solution and the selected reading is displayed on screen. As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help