Calibración del Medidor Digital 4 en 1 PH TDS EC Temp Calidad de Agua

Accurate and Reliable: For high accuracy, equipped with a premium titanium alloy probe and reliable Automatic Temperature Compensation (ATC), it ensures accurate readings at all times at various temperatures. Easy and Instant: Simply turn on the pH meter and gently stir the water. Stabilized readings will be displayed on the LCD screen within seconds. The TDS ppm meter will automatically shut off if left unused for 5 minutes. Hold and Auto-Off Function: Freeze the measurement for viewing out of water. Turn the meter off after 5 minutes of non-use to conserve batteries. Widely Used: The pocket-sized pH TDS meter is the ideal testing kit for home and laboratory use. Ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine, and beer, and more.   Specifications: 4-in-1 TDS/PH/EC/Temperature Meter *Measuring Range: pH: 0.00-14.00 pH; TDS: 0-19990 ppm; EC: 0-19990 uS/cm Resolution: 0.01 pH; 1 ppm; 1 uS/cm; 0.1 °C; 0.1 °F Accuracy: pH: +/- 0.01 pH; TDS/EC: +/- 2%; Temp: 0.5 °C Batteries: Requires three 1.5V LR44 batteries (not included) Temp: 0.1-60.0 °C; 32.0-140.0 °F Calibration: pH: Automatic three-point calibration (6.86, 4.00, and 9.18 pH); TDS: 1413 uS/cm; EC: 1413 uS/cm Auto-off: 5 minutes