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EZDO7011 is a portable, waterproof meter for measuring pH, ORP (mV), and liquid temperature. It offers a range of 0.00-16.00 pH and -1000 to +1000 mV, with a resolution of 0.01 pH and a clear, dual-display LCD set at a 45° angle. It features automatic temperature compensation, a HOLD function, automatic calibration, and a replaceable electrode, which reduces operating costs.
EZDO7011 is a waterproof, handheld pH, ORP and temperature meter designed for fast and precise monitoring of liquid parameters. It is suitable wherever reliable water-quality measurement matters: in aquariums, swimming pools, gardens, laboratories, school labs, as well as for water control in installations such as a water filter, water filtration system, osmotic filter, or reverse osmosis system. The device offers a wide measuring range, 0.01 pH resolution, automatic temperature compensation, HOLD function, automatic calibration, and a replaceable electrode, which translates into convenient operation and lower operating costs.

The EZDO7011 model has been designed as a handy tester for measuring pH, ORP potential, and the temperature of the tested liquid. The waterproof construction and compact dimensions make the device convenient both for stationary use and field work.
A major advantage is the dual LCD display tilted at 45°, which makes it easier to read results while taking measurements. This solution improves ergonomics and allows faster reading without changing the device position.
EZDO7011 is a universal measuring instrument for monitoring liquid parameters in many working environments. It is suitable for hobby, educational, and technical applications wherever quick reading of pH, ORP, and temperature is needed.
The device can also be useful for periodic water checks from installations such as a reverse osmosis filter, reverse osmosis, or a home water filtration system, when the user wants to monitor the basic parameters of the tested liquid.
The meter is equipped with automatic temperature compensation, which makes readings more stable in changing conditions. The HOLD function allows you to freeze the reading on the display, making it easier to record data and work in less convenient measuring locations.
Another important advantage is the replaceability of the electrode, including the replaceable ORP electrode. This solution reduces operating costs because when the measuring element wears out, there is no need to replace the entire device.
The meter has an automatic calibration function. The device description states automatic three-point calibration using standard pH buffers 4.0 / 7.0 / 10.0. The technical data also list pH 4.00, 7.00 calibration.
The model is equipped with low battery indication and automatic shut-off after 3 minutes of inactivity, which helps save energy and increases everyday convenience.
Before starting measurements, it is worth performing calibration and selecting the appropriate reading mode. After finishing work, care for the electrode in accordance with the rules for proper use of measuring devices in order to maintain reading accuracy and extend the life of the measuring element.

| Measuring range | 0.00 - 16.00 pH, -1000 - +1000 ORP |
|---|---|
| pH / ORP / temperature resolution | 0.01 pH / 1 mV / 0.1 °C |
| Measuring units | pH / ORP / temp |
| Accuracy | ±0.02% at 25°C |
| Temperature compensation range | 0 ~ +90 °C |
| Temperature compensation accuracy | ±0.1°C |
| Temperature resolution | 0.1 °C/°F |
| Relative air humidity | 0 - 80% RH |
| Power supply | 4 AAA batteries |
| Automatic power-off | after 3 minutes of inactivity |
| Display | dual LCD |
| Calibration | pH 4.00, 7.00 |
| Additional calibration information | automatic three-point calibration using pH 4.0 / 7.0 / 10.0 buffers |
| Meter dimensions | 195 x 40 x 36 mm (L x W x H) |
| Weight | 135 g (with batteries) |
| IP rating | IP57 |
| Low battery indication | yes |
| HOLD function | freeze readings |
| Replaceable electrode | yes |
| Replaceable ORP electrode | yes |
| Electromagnetic compatibility | CE mark |
| Accessories | 4 batteries, carrying case, calibration reagents (2 pcs), lanyard, instruction manual |
The device is used to measure pH, ORP, and the temperature of liquids. This allows you to monitor the pH and redox potential of water and other tested solutions.
The EZDO7011 model works well in school chemistry labs, photographic laboratories, aquariums, swimming pools, gardens, and when checking water parameters in various water-treatment applications.
The meter operates in the range of 0.00 - 16.00 pH and -1000 to +1000 ORP.
Yes, the device has automatic temperature compensation in the range of 0 ~ +90 °C, which helps achieve stable results under changing measurement conditions.
Yes, the meter has a HOLD function that allows you to freeze the reading on the screen and conveniently read or record the result.
Yes, the device has a replaceable electrode, and a replaceable ORP electrode is also indicated. This practical solution lowers further operating costs.
Yes, the housing meets IP57 ingress protection, so the device is suitable for use in environments where contact with moisture and water may occur.
The meter supports automatic calibration. The description includes automatic three-point calibration using pH 4.0 / 7.0 / 10.0 buffers, and the technical data list calibration values of pH 4.00 and 7.00.
The set includes 4 AAA batteries, a carrying case, calibration reagents in a quantity of 2 pieces, a lanyard, and an instruction manual.
Yes, the device has an automatic power-off function after 3 minutes of inactivity. It also indicates low battery voltage.
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EZDO7011 is a portable, waterproof meter for measuring pH, ORP (mV), and liquid temperature. It offers a range of 0.00-16.00 pH and -1000 to +1000 mV, with a resolution of 0.01 pH and a clear, dual-display LCD set at a 45° angle. It features automatic temperature compensation, a HOLD function, automatic calibration, and a replaceable electrode, which reduces operating costs.