PH/ORP Composite Electrode Probe BNC Connector 0-14 pH/- ±1999mV for Laboratory Experimental Aquarium Hydroponic Water Analyzer

Good luck with your favorite purchasesBattery Included : No High-concerned chemical : None Is Smart Device : No Model Number : ORP Electrode Probe 501-3 With Backlight Or Not : No Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE