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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Measurement Range:0 - 990ppm (mg/L);Accuracy:±2%;
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Customer Reviews
Hot Pocket-Sized TDS Test Pen Type tds Meter No Need Calibrate Digital Water Swimming Pool Aquarium Tester
$2.18
Measurement Range:
0 - 990ppm (mg/L)
Accuracy:
±2%
Quantity:
Add to Cart
Wishlist
Features
Accurate & Instant TDS Measurement
Ultra-precise digital sensor detects Total Dissolved Solids (0-9990ppm) with ±2% accuracy for reliable water quality checks. No calibration required—ready to use out of the box.
Pocket-Sized & Portable Design
Lightweight pen-style body (5.1” x 1.2”) fits in pockets or toolkits. Durable ABS housing with ergonomic grip for one-handed testing in tight spaces.
Multi-Scene Water Testing
Ideal for tap water, aquariums, pools, hydroponics, and RO systems. Auto temperature compensation (0-80°C) ensures consistent readings in any environment.
Long-Lasting & Low Maintenance
Powered by 2x LR44 batteries (included) with auto-off after 2 minutes. Waterproof electrode and scratch-resistant LCD display for extended outdoor/indoor use.
Batch Purchase Advantage
Wholesale pricing for bulk orders—lowest global rates with no minimum quantity. Direct factory supply ensures 24/7 stock availability for all water-testing needs.
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