What is the max ph value we can test?

Hi, You can test 0-14 PH values (+0.1/-0.10 accuracy) Thanks

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We remain fully operational. Our teams are working around the clock to ensure your deliveries continue safely.

DOWNLOAD THE APP

WE SOURCE ITEMS FROM

UAE
UK
India
USA
Japan

Customer Services

About Us

Customer Support

Our Other Brands:Hewyn|Selfship

Description

📊 Elevate your pH game with precision and durability that never quits!

SMART AUTO CALIBRATION - Buffer recognition and auto temp compensation guarantee consistent, reliable results across environments.
BUILT TO BRAVE THE ELEMENTS - Waterproof design and rugged case keep your tester safe on any job site or outdoor adventure.
EFFORTLESS STABILITY DETECTION - Auto recognition of stable values means no more guesswork—just instant, confident readings.
LONG LASTING POWER FOR NONSTOP USE - Up to 2000 hours of continuous operation powered by included AAA batteries keeps you measuring without interruption.
PRECISION THAT PROFESSIONALS TRUST - Achieve lab-grade ±0.1 pH accuracy for flawless measurements every time.

The Apera Instruments AI209 PH20 is a professional-grade waterproof pH pocket tester offering ±0.1 pH accuracy across a full 0-14 pH range. Featuring automatic calibration with buffer recognition, temperature compensation from 32 to 122°F, and a rugged carrying case, it delivers reliable, fast readings with up to 2000 hours of battery life. Ideal for field and lab use, this compact, durable tester ensures consistent, hassle-free measurements wherever precision matters.

Specifications

ASIN	B01ENFOHN8
Age Range (Description)	Adult
Age Range Description	Adult
Brand	Apera Instruments
Brand Name	Apera Instruments
Customer Reviews	4.4 out of 5 stars 8,539 Reviews
Display Type	Digital
Global Trade Identification Number	00858718006339
Indoor Outdoor Usage	Outdoor
Item Weight	3.9 Ounces
Lower Temperature Rating	32 Degrees Fahrenheit
Manufacturer	Apera Instruments, LLC
Model Name	PH20
Model Number	PH20
Number of Batteries	4 AAA batteries required. (included)
Outer Material	Plastic
Outer Material Type	Plastic
Part Number	AI209
Power Source Type	Battery Powered
Product Care Instructions	Hand Wash Only
Reusability	Rechargeable
Special Feature	High Accuracy, Waterproof
Special Features	High Accuracy, Waterproof
Specification Met	CE, ISO 9001
UPC	858718006339
Unit Count	1.0 Count
Upper Temperature Rating	50 Degrees Celsius

Reviews

H**R

7.11.2019

A**A

10.12.2018

H**.

3.09.2020

A**J

22.10.2018

V**R

16.03.2019

M**N

8.04.2025

C**N

11.01.2026

U**L

10.10.2023

M**O

26.12.2024

M**N

13.11.2025

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