The Apera Instruments PH20 Value pH Tester Kit simply provides reliable and quick pH measurements for regular water solutions' pH testing, such as hydroponics, pools and spas, aquariums, aquaculture, homebrewing, winemaking, education, water treatment, cooling towers, etc.
 
Intelligent Functions
Auto recognition and reminders of stable values improve consistency, saving you the trouble of guessing when to manually hold measurement. Its built-in Self-diagnosis function gives reminders of out-of-range measurement and incorrect calibrations.
 
	
Apera quality pH sensor with low impedance, greatly improving response speed and shortening stablizing process
	
Easy auto. calibration with buffer recognition; auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122˚F)