4-in-1 Water Quality Tester: pH, TDS, EC, Temperature with Backlight, Battery-Free

Large, easy-to-read display: Clear and sharp display for instant readings, even in low light. Versatile 4-in-1 meter: Simultaneous measurement of pH, total dissolved solids (TDS), electrical conductivity (EC), and temperature – all in one compact device. Optimal accuracy thanks to automatic 3-point calibration: Advanced technology for reliable and reproducible results, ideal for demanding applications. Lightweight and ultra-portable design: Low weight (approx. 160 g) and compact dimensions (18 × 3.5 × 3.5 cm), perfect for indoor and outdoor use. Versatile and suitable for many environments: Ideal for gardens, aquariums, hobby labs, farms, or maintaining hydroponic systems. Automatic temperature compensation (0–60 °C): Real-time corrected measurements for greater reliability, regardless of ambient conditions. Operates on button cell batteries (3 pieces, 1.5V batteries not included): Standalone operation with automatic shut-off after 5 minutes of inactivity to conserve battery power. Extended measuring range and high resolution: pH: 0.00–14.00 (0.01 resolution, ±0.05 accuracy); TDS: 0–19,990 ppm (1 ppm resolution, ±2% accuracy); Conductivity: 0–19,990 µS/cm (1 µS/cm resolution, ±2% accuracy); Temperature: ±0.5 °C accuracy. Robust material and ergonomic design: Shockproof and splashproof ABS housing, high-quality workmanship, and true-to-life color illustrations. Package includes: 1 × Multifunctional water quality meter. This product is sold by xiaosong on behalf of a third-party seller. It is a compatible product. Thank you for your understanding and support.