# VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics: specs and price

**Price (US):** $8.55 at amazon.com (Current Amazon retail price (yellow variant); black variant listed at $12.34. VIVOSUN's own site (vivosun.com) does not host a dedicated product page for this pen tester under the /products/ph-meter path fetched.), as of 2026-08-12. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 11 ph meters we track it is the cheapest; category median $124.
**Brand:** VIVOSUN

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $8.55 |
| Brand | VIVOSUN |
| Ph range | 0.00 to 14.00 |
| Resolution ph | 0.01 pH |
| Accuracy ph | ±0.01 pH |
| Calibration points | 3-point (calibration buffer powders included) |
| Atc | Yes |
| Electrode type | — |
| Waterproof rating | — |
| Battery type | 2 x 1.5V button cell (built-in) |

## Where it stands

At $9, the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics is the cheapest of the 11 ph meters we track, where the median is $124.

## Frequently asked questions

**How much does the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics cost?**

The VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics has a US price of $8.55 (Current Amazon retail price (yellow variant); black variant listed at $12.34. VIVOSUN's own site (vivosun.com) does not host a dedicated product page for this pen tester under the /products/ph-meter path fetched.), as of 2026-08-12.

**How does the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics compare on price?**

At $9, the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics is the cheapest of the 11 ph meters we track, where the median is $124.

**What are the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics's key specs?**

VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics (VIVOSUN): ph range 0.00 to 14.00, resolution ph 0.01 pH, accuracy ph ±0.01 pH, calibration points 3-point (calibration buffer powders included), atc Yes. Full sourced spec sheet verified 2026-08-12.

Source: https://www.amazon.com/VIVOSUN-Meter-Digital-Tester-Water/dp/B01M5IASHD/ (amazon.com, accessed 2026-08-12)
Canonical: https://frontdeskreview.com/product/ph-meters/vivosun-ph-meter/
Cite: Per The Front Desk Review, the VIVOSUN Digital pH Meter Pen Tester for Water & Hydroponics price of record was $8.55 as of 2026-08-12 — https://frontdeskreview.com/product/ph-meters/vivosun-ph-meter/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl