Name: Premium Portable Multi Parameter Water Quality Meter
SKU: L111M03

Premium Portable pH/EC/TDS/Salinity/ Resistivity Multi Parameter Water Quality Meter with TFT Screen and Large Data Storage Capacity

The L111M03 portable multiparameter water quality meter features a high-resolution 3.5-inch TFT color display and high capacity built-in data storage for up to 3000 groups. The L111M03 portable multiparameter water quality meter supports precise pH and electrical resistivity conductivity level test with 0.001 resolution, simultaneous measurement and switching display of pH, EC, TDS, resistivity, and salinity for versatile water quality analysis. The long battery life, USB Type-C charging, and intelligent software functions make the L111M03 portable multiparameter water quality meter ideal for laboratory water quality analysis, water treatment facilities, and other professional testing environments.

• A portable combo pH PPM EC meter with high resolution up to 0.001 and wide measuring range ensures accurate water quality analysis.
• Support simultaneous measurement and switching display of pH, EC, total dissolved solids(TDS), resistivity, and salinity for versatile water quality analysis.
• Supports different cell constant conductivity electrode, Adjustable TDS factor, reference temperature for conductivity measurement.
• 3.5-inch TFT color display provides a clear and user-friendly interface for quick data reading.
• Built-in 3000-group data storage records measurement values for traceability and review.
• PC software allows advanced data management, user access control, and report generation for professional use.
• Automatic temperature compensation ensures reliable measurement results across different water conditions.
• Rechargeable lithium battery supports long-lasting field testing and convenient USB Type-C charging.
• Foldable stand allows the handheld pH meter to be used as a benchtop EC meter for laboratory testing.
• IP57 waterproof housing and silicone grip protect against harsh field conditions.
• All-in-one pH EC combo meter test kit ready for use with buffer solutions and portable case.

Parameter	Specification
Measurement Parameters	pH / Conductivity / TDS / Salinity / Resistivity / Temperature
pH Measuring Range	-2.000 to 20.000 pH
pH Resolution	0.1 / 0.01 / 0.001 pH
pH Accuracy	±0.002 pH ±1 digit
pH Temperature Compensation Range	0 to 100°C (Auto. or Manual)
pH Calibration Point	1 to 3 points
mV Measuring Range	±1999.9 mV
mV Resolution	0.1 / 1 mV
mV Accuracy	±0.03% F.S ±1 digit
Conductivity(EC) Measuring Range	0 to 2000.0 mS/cm, with auto-range: 0 to 19.999 μS/cm; 20.0 to 199.9 μS/cm; 200 to 1999 μS/cm; 2.00 to 19.99 mS/cm; 20.00 to 199.9 mS/cm; 200.0 to 2000 mS/cm (K=10)
TDS Measuring Range	0 to 100.0 g/L (factor adjustable)
Resistivity Measuring Range	5.000 Ω·cm to 100.0 MΩ·cm
Salinity Measuring Range	0.00 to 100.00 ppt
Conductivity Calibration Point	1 point
Conductivity Resolution	0.001
EC Temperature Compensation	Automatic
EC Temperature Compensation Range	(0.0 to 50.0)°C / (32.0 to 122.0)°F
Accuracy (Cond./TDS/Salinity)	±0.5% F.S ±1 digit
Temperature Range	-10 to 135°C (14 to 275°F)
Temperature Accuracy	±0.2°C
Data Interface	Type-C
Power Supply	Replaceable rechargeable lithium battery
Protection Rating	IP57