Water Quality Tester, Portable Digital Water Quality Tester, Orp Tester Pen, Water Quality Analyzer for Swimming Pools, Alcohol, Aquarium, Water Quality Tester

Features:

RANGE: -1999MV ~ 1999MV

Resolution: 1mV

Accuracy: +5mV

Operating Temperature: 0°C ~ 50°C (32°F ~ 122°F)

Battery: 2 × 3V (CR1632) Button Cell Batteries (not included)

Material: ABS

Item Size: 14.8 * 2.6 * 1.4cm / 5.8 * 1.0 * 0.6in

Item Weight: 37.4g / 1.3oz

Used to measure the amount of oxidation-reduction potential (ORP) level.

The tendency of the solution to gain or to lose electrons.

Clear LCD with backlight.

Suitable for use in water sources, aquariums, hydroponics, spas, swimming pools, and other water systems.

Mini size, easy to carry.