PH Meter Pen Tester

🐟Welcome To Aquarium Life co.!🐟 Comes without battery.  Please make sure to buy the two 1.5V LR44 button cells battery needed. PH meter will come in yellow or Blue random selection.  Ideal for residential or commercial use, fish tanks, water, pool, aquaculture and hydroponics Advanced technology makes the test result fast and accurate; LCD screen makes reading clearly Features: Pocket size, lightweight, backlit function, high quality Automatic Temperature Compensation (ATC), adjust to water temperature and give pH reading almost instantly I hope this was a good shopping experience for you, please visit us again. Thank you!