VIVOSUN PH Meter Digital PH Tester Pen 0.01 High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium, with ATC, Army Green auspowers_batchfive 5V-5V 2700RPM DC Motor 32mm

5V-5V 2700RPM DC Motor 32mm Diameter Motor

Express 795 Straight cord with RJ11 "telephone style" plug

Independent Protective CollarLightweight dental lab apron neck protective collar and apron are separated to protect different parts

1/3 cut tabs in assorted positions for smart storage and handling of your important papers

Chip: TB6612FNG motor driver chip

VIVOSUN PH Meter Digital PH Tester Pen 0.01 High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium, with ATC, Army Green auspowers_batchfive 5V-5V 2700RPM DC Motor 32mmVIVOSUN PH Meter Digital PH Tester Pen 0. 01 High Accuracy Water Quality Tester with 0 14 PH Measurement Range for Household Drinking, Pool and Aquarium, with ATC, Army Green Product Features High Accuarcy: Tester has a sensitive electrode sensor to read accurate PH levels; the included detailed manual will show you how to get the best accurate and stable reading Easy to Calibrate: Press CAL for 5 seconds to enter the calibration mode, press in turn