Hongzer Water Quality Tester, 4 in 1 Portable Digital TDS PH EC Temp Meter Water Quality Tester Purity Test Pen

Specification: Condition: 100% Brand New Item Type: Water Quality Tester Material: ABS Color: As pictures shown Temperature Compensation: Automatic temperature compensation 0-60°C Battery: 3 * 1.5V (Button Battery, Not Included) Auto power off: 5 minutes Size: Approx. 18 * 3.5 * 3.5cm / 7.1 * 1.4 * 1.4in Weight: Approx. 160g / 5.6oz Specification pH TDS EC Temperature Range 0.00-14.00pH 0-19990ppm 0-19990 ?S/cm / solution 0.01pH  1ppm 1?S/cm / Accuracy ±0.05ph ±2% ±2% ±0.5? Package list: 1 * Tester Note: Batteries and powder are not included.