BALRAMA Total Hardness Test Kit for Hard Water using the Dropper Bottle Method Hard Water Testing Kit Water Purity Tester Water Filter Quality Measuring Machine Portable Handheld Hydroponic CaCO3 PPM Aqua Aquacheck Water Hardness Tester Kit Digital pH Meter

2pc Combo Kit Set of Tds/EC Meter and PH Meter. Tds + Ec + Ph Meter All-in-One Water Quality Tester COMBO of Total Dissolved Solids (TDS), Electrical Conductivity (EC), Potential of Hydrogen (PH) for Checking Water Impurities. Multifunctional Water Testing Kit: TDS + PH + EC + Temperature Meter. PH Meter Specifications: Range: 0.0 to 14.0 pH Resolution: 0.1 pH Accuracy: ±0.1 pH Calibration: manual, 1 point Environment: 0 to 50°C / 32 to 122°F; max RH 95% Battery Type: 3 x 1.5V, alkaline (included) Battery Life: approx. 700 hours of continuous use Dimensions: 15cm x 3cm x 2.4cm Weight: 85 g without case TDS EC Meter Specifications: TDS: 0-9990 ppm (parts per million) Conductivity: 0-9990 µs/cm Degrees Celsius: 0.1-80.0°C Fahrenheit: 32.0-176.0°F Accuracy: ±2% Battery: 1 * 3V CR2032 button battery (included) Item weight: 51g without case Item size: 15.4 x 3.0 x 1.4cm Package Contents: 1 x TDS EC Meter and 1 x PH Meter