4/5/7 In 1 PH Meter TDS EC ORP Salinity S. G Temperature Meter With Backlight Digital Water Quality Monitor Tester for Aquarium

Battery Included : No High-concerned chemical : None Is Smart Device : Yes Model Number : ph meter for water With Backlight Or Not : Yes Display Type : DIGITAL

Origin : Mainland China Certification : CE

Note:If there is any problem that the product cannot be used, please contact us at your convenience, thank you! 1. EC:Range: 0-10000us/cm , 10.01- 19.99mS/cm , 20.1400.0mS/cm (Convert range automaticly)Resolution: 1uS/cm; 0.1mS/CM;Accuracy: ±2% F.S.2. TDS:Range: 0-10000ppm, 10.1- 200.0ppt (Convert sangeautomaticly)Resolution: 1ppm; 0.1pptAccuracy: ±2% F.S.3. Salinity:Range: 0.01%-25.00%Resolution:0.01%Accuracy: 0.01-5.00% (±0.1%); 5.1-25.0% (±1%)4.pH:Range: 0.01-14.00рHResolution: 0.01pHAccuracy: ±0.05 pH5. ORP:Range: 0~±999mVResolution: 1mvAccuracy:±2mv6. S.G:1.000 -1.222Working environment: 0 to 60.0 ° C (32.0-140 ° F); RH 100%7.Temperature :range: 0.1-60.0 °C 32.0-140 °Faccuracy: ±0.5°Cresolution: 0.1 °C / °FTDS/PH/Temperature Meter 3 in 1

► Measuring range: pH:0.00-14.00 pH; TDS: 0-19990ppm ► Resolution: 0.01 pH; 1ppm; 0.1℃; 0.1°F ► Accuracy: pH: +/-0.01 pH; TDS: +/-2%; Temp: 0.5℃ ► Batteries: 3 * 1.5V LR44 button cell(not included) ►Temp.: 0.1-60.0℃;  32.0-140.0°F ►Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: 1413ppm ►Auto shut off: 5 Minutes

PH/EC/Temperature Meter 3-in-1

► Measuring range: pH:0.00-14.00 pH; EC: 0-19990μS/cm ► Resolution: 0.01 pH; 1μS/cm; 0.1℃; 0.1°F ► Accuracy: pH: +/-0.01 pH; EC: +/-2%; Temp: 0.5℃ ► Batteries: 3 * 1.5V LR44 button cell(not included) ►Temp.: 0.1-60.0℃;  32.0-140.0°F ►Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); EC: 1413μS/cm ►Auto shut off: 5 Minutes

TDS/PH/EC/Temperature Meter 4 in 1 ► Measuring range: pH:0.00-14.00pH; TDS: 0-19990ppm; EC: 0-19990μS/cm ► Resolution: 0.01 pH; 1ppm; 1μS/cm; 0.1℃; 0.1°F ► Accuracy: pH: +/-0.01 pH; TDS/EC: +/-2%; Temp: 0.5℃ ► Batteries: 3 * 1.5V LR44 button cell (not included) ►Temp.: 0.1-60.0℃;  32.0-140.0°F ►Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: 1413μS/cm; EC: 1413μS/cm ►Auto shut off: 5 Minutes Range: pH 0.00-14.00pH

EC 1-19990us/cm

TDS 1-19990ppm

ORP ±1000mV Temp 0℃-60℃ (32°F-140°F) Resolution:  pH  0.01PH

EC  1us/cm

0.1ms/cm TDS  1ppm

0.1ppt ORP  1mV

Temp  0.1°C (0.2°F) Accuracy:  pH ±0.05pH

EC TDS ±2%F.S ORP ±2mV

Temp  ±1.0°C Waterproof Level:IP67 TDS Factor:0.5 Automatic shut-off:5 minutes Battery: 3×1.5V (AG-13)(Not included) Temperature Compensation: 0°C~50°C Operating Temperature: 0°C~60°C (32°F-140°F);RH100%

This product is the latest multi-functional water quality tester developed in 2020, with 7 functions and one product for multiple uses. It can measure PH / TDS / EC / ORP / seawater specific gravity / temperature. The measurement range is large and wide, and can measure fresh water salinity and sea salt. It is suitable for home, swimming pool, drinking water, and amazing digital  water quality monitor for aquarium.data-hold function and low-battery indicator Measures PH,TDS,TEMP,EC,Salinity,SG,ORP. Calibration Conductivity EC: Supports 3-point calibration automatic identification (1413us 12.88ms and 111.8ms) with 3 calibration points (1413uS/cm 12.88mS/CM 111.8mS/CM) pH: 1 point (6.86) or 2 points (6.86 4.00) ) (6.86 9.18) or 3 points (6.86 4.00 9.18) can automatically identify the calibration solution Waterproof rating: IP67 Sleek, lightweight design Large LCD display Display support backlight Automatic Temperature Compensation (ATC) Power consumption 2.9 mA, power consumption is 0 The accuracy within 150ppt is relatively accurate, and the deviation above 160ppt is large. Automatic shutdown :5 minutes Power source: 3x1.5LR44 ( not included )