






💧 Stay ahead of the curve with precision water testing that fits in your pocket!
The AI213 Value Series TDS20 Waterproof Pocket Tester Kit delivers professional-grade water quality analysis with ±1% accuracy, IP67 waterproof durability, and 2-point auto calibration. Featuring a large dual-display LCD, auto temperature compensation (0-50°C), and a complete kit including calibration solutions and batteries, it offers up to 1000 hours of reliable use powered by AAA batteries. Ideal for environmental monitoring, agriculture, aquaculture, and more, this compact tester ensures precise, hassle-free TDS measurement wherever you go.






| ASIN | B01ENFOIN2 |
| Batteries | 4 AAA batteries required. (included) |
| Best Sellers Rank | #192,644 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #39 in Conductivity Meters & Accessories |
| Date First Available | April 22, 2016 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.9 ounces |
| Item model number | AI213 |
| Manufacturer | Apera Instruments |
| Product Dimensions | 7.72 x 3.39 x 1.3 inches |
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