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sco***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$21.42
42 days ago
osi***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$9.52
14 days ago
nca***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$10.71
35 days ago
erp***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$7.14
30 days ago
gre***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$8.33
18 days ago
mjp***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$7.14
29 days ago
icu***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$20.23
28 days ago
rte***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$20.23
18 days ago
xzw***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$3.57
17 days ago
fby***
Measurement Range:0-9990 ppm;Accuracy:±2%;
$4.76
39 days ago
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Customer Reviews

Stock Available tds Test Pen 0-9990ppm Tds Meter pen Type PPM Aquarium Filter Water Quality Test for Home
$1.19
Measurement Range:
0-9990 ppm
Accuracy:
±2%
Quantity:
Add to Cart
Wishlist
Features
Accurate & Fast Water Testing
Premium TDS pen measures 0-9990ppm with ±2% high precision. Instant digital readout for quick water quality checks.
Durable & Portable Design
Features a corrosion-resistant titanium alloy probe and compact pen-type body for easy pocket storage.
Multi-Scenario Application
Ideal for testing tap water, aquariums, hydroponics, swimming pools, and RO-filtered water.
Auto-Calibration & Long Battery
Built-in auto-temperature compensation (0-80°C) and includes replaceable LR44 batteries for extended use.
One-Button Operation
Simple single-button interface with hold function to lock readings. Waterproof casing for splash resistance.
Bulk Discount Available
Wholesale pricing for large orders—perfect for retailers, labs, or commercial water treatment services.
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