Description/Features: Accurate Water Quality Testing: Equip your laboratory or maintain your pool with our HM Digital TDS Tester. This advanced water quality meter measures TDS levels from 0 to 9990 PPM with high precision, ensuring safe and healthy water. Easy-to-Read LCD Display: Monitor your water's total dissolved solids (TDS) at a glance. The large LCD display provides clear and immediate readings, making it ideal for both professionals and home use. Versatile Applications: Designed for a wide range of uses, from pool management to laboratory testing, this TDS meter is an essential tool for accurate water quality monitoring. Specifications: Measuring range: 0–9990 μS, above 999 μS auto *10 Resolution: 1 μS (0–999); 10 μS (1000–9990, indicated by flashing 'x10' image) Accuracy: ±2% Tee connector: 1 pc Battery type: 2 × 1.5 V (button cell) Cable length: 640 mm (including probe) Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Color: As shown Material: ABS Package Contents: 1 × Water Quality Tester Kit Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. The measurement allowed error is ±1–3 cm.