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๐ง Stay ahead of the curve with precision pH testing that fits in your pocket!
The Bluelab PENPH pH Pen is a fully waterproof, pocket-sized digital tester featuring a durable double junction glass probe for superior accuracy and lifespan. It offers easy two-point calibration with auto temperature compensation, a backlit LCD display, and calibration reminders, making it ideal for professionals managing hydroponics, pools, brewing, and water quality. Included accessories and a 1-year warranty ensure a ready-to-use, reliable tool trusted worldwide.


























| ASIN | B005POOJHG |
| Best Sellers Rank | 10,751 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 18 in Lab pH Meters |
| Brand | Bluelab |
| Country Of Origin | New Zealand |
| Customer Reviews | 4.3 out of 5 stars 4,578 Reviews |
| Global Trade Identification Number | 09421024920234 |
| Included Components | PH Pen |
| Item Dimensions | 20.3 x 5.5 x 2.5 centimetres |
| Item Type Name | pH Meter |
| Item Weight | 0.27 Pounds |
| Item dimensions L x W x H | 20.3 x 5.5 x 2.5 centimetres |
| Item weight | 0.27 Pounds |
| Manufacturer | Bluelab |
| Manufacturer Part Number | PENPH |
| Material | Glass |
| Model Number | pH Pen |
| Number of items | 1 |
| Product Warranty | One year free repair or replacement guarantee |
| UPC | 706842510010 715706332132 |
| Unit Count | 1.0 count |
| Unit count | 1.0 count |
A**R
One given to me broke many years after recieveing it, I actually purchased this.
I dont know how old the one I was given 2nd hand was, I used it for 4 years. when I lost trust in it due to reasons, I purchased this one myself, as in, willing to spend money on it over the cheaper ones... comes with calibration fluid sachets. Great product.
R**0
Blue lab pH.
All good arrived on time and in good conditiond condition very happy. Blue lab pH for the win highly recommend.
A**R
Brand new and wonโt read right
Brand new Itโs Calibrated But yet gives different readings on the same water. It doesnโt work correctly One dip 5.4 then again a min later 8 then a min later 6.7 Will return
L**G
Worth Every Penny
Accurate, easy to use with the bonus of a temperature display. Feels like it's built to last compared to all the others I have wasted my money on. If looked after, I hope it will last for years to come.
S**1
nice piece of kit
so far so good, didn't look at the reviews before purchasing but the pen is one of the best i've had. works as it should and has been submerged in water with no faults. near instant readings and is just what i was looking for.
M**T
Could work longer
Didnt last long unfortunately
G**L
a quality product
trashed a couple of cheap ph meters. The reviews of this one suggest that it is far better value for money it terms of robustness and accuracy
K**L
Better avail for money
Fast and stable read, build quality not on par with EC wand though. Overall I think would have been better to get Apera Instruments PH60 Premium kit as has a replaceable probe and lots more free solutions.
Trustpilot
1 day ago
2 weeks ago