VIVOSUN 3-in-1 Digital pH Meter with ATC
- 0 to 14.0 pH measurement range
- 0.1 pH accuracy, listed with ATC
- 3-in-1 digital water tester
- 7.2 inches long, 1.5 x 1.5 inch body
- 3.53 ounces, plastic body
Last refreshed Oct 3, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A handheld digital pH meter for hydroponics, drinking water, pools and aquariums. The listing states range and accuracy but not the power source or calibration method, so check those before relying on it.
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ASIN: B08228CNGTModel: PH-001Category: pH Meters
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Overview
A hydroponic grower, pool owner or aquarium keeper reads water acidity digitally with this handheld tester. The title lists ATC, a stated accuracy and a full range for common water checks.
Choose it for routine pH checks across hydroponic reservoirs, household water, pools and tanks with one meter. The stated accuracy and ATC cover the basics, but the listing is thin on calibration, power and probe care, which decide long term accuracy.
Who it's for
Hobby growers and pool or tank owners checking pH by hand are the target. Anyone who needs documented calibration or a stated battery type should confirm those details first, since the listing leaves them out.
Pros and cons
- Wide range for common water tests
- Stated accuracy figure
- Covers hydroponics, pools and aquariums
- Light plastic body
- Power source and battery not listed
- Calibration method is unclear
- Accuracy depends on calibration upkeep
Performance notes
A pH meter reads the electrical signal from a probe and converts it to a pH value. Accuracy depends on keeping the probe clean and calibrating against known solutions, and ATC adjusts the reading for water temperature. Without regular calibration, drift can exceed the stated accuracy.
Specifications
| Brand | VIVOSUN |
|---|---|
| Model | PH-001 |
| Dimensions & fit | |
| Dimensions | 1.5 x 1.5 x 7.2 inches |
| Weight | 3.53 ounces |
| Capacity & performance | |
| pH range | 0 to 14.0 pH |
| Temperature compensation | ATC |
| Construction & materials | |
| Material Type | Plastic |
| Color | Gray |
| Other details | |
| Accuracy | 0.1 pH |
Closest rivals on specs
Milwaukee Instruments pH 600 pH Tester With 1 Point Manual Calibration- Item Weight 0.22 vs 0.18 pounds (+22%)
Frequently asked questions
How do I set up the VIVOSUN PH-001 pH meter?
The listing gives no setup or calibration steps, so follow the manual that comes with it. Accuracy depends on calibration.
What can I test with the VIVOSUN pH meter?
The title lists hydroponics, household drinking water, pool and aquarium water.
Does the VIVOSUN pH meter include calibration solution?
No included components are listed, so confirm on the product page.