Pay in 4 interest-free payments of $12.25 Learn more
Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Image Sensor: 0
Heating Temperature: 0-380℃ （32-716℉)
40 pieces of 12 & 18mm
Straight (123mm/4
convenient to read at night
Pen-Type ORP Meter with Backlit Display precious metal tester Image Sensor: 0The pen ORP meter is professional and ideal tool for testing your water level. Suitable for aquarium pool and environment water. Features: Use to measure the amount of Oxidation Reduction Potential (ORP) level. The tendency of the solution to either gain or lose electrons. Clear LCD with backlight. Apply in water sources, aquarium, hydroponics, spas, swimming pools and other water systems. Mini small size, easy to carry with. Compact and portable pen
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