HM 2 /3 /4 in 1 Digital PH Meter TDS EC Temp PH Meter Water Quality Tester Measurement Tool for Drinking Hydroponic Aquarium

Is Smart Device : no Model Number : COM-300 ,COM-360,PH-200,COM-100,ORP-200 With Backlight Or Not : no Display Type : DIGITAL Certification : none Item : TDS/EC/Temp/PH 4 in 1 Testers Support : Drop Shipping PH Range : 0-14 pH EC Range : 0-9990 μS;0-9.99 mS Temperature Range : 0-55 °C; 32-122°F Batteries : 2 AAA batteries required/not included ATC : Yes ph meter : ph meter digital ph meter for water : digital ph meter water quality tester : ph meter 4 in 1

Attentionbecause if the product with battery, the customs will not pass, so the productnot include the battery, hope you can understand, thank you. PH-200DescriptionIdeal for all pH testing, water purification applications, waste water regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more.

FeatureMeasures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes storage solution in a sponge embedded in a clear cap Waterproof housing (IP-67 rating) Simultaneous temperature display Measurement Range: 0-14 pH Digital automatic calibration Automatic Temperature Compensation (ATC) Auto-off function, data-hold function and low-battery indicator Display: large and easy-to-read LCD screen includes simultaneous temperature reading Replaceable Sensor (model SP-P2) Factory Calibrated: The PH-200 meter is three-point checked and factory calibrated to pH 7.0. It can be re-calibrated to any point in its range with digital calibration using the push buttons.

Specification PH Range: 0 - 14 ph Temperature Range: 0-55 °C; 32-130 °F  Resolution: 0.01 pH; Temperature resolution is 0.1 °C/F  Accuracy: +/- 0.02 pH; Temperature accuracy is +/-2%  Calibration: Digital automatic calibration (one point) with digital fine tuning Minimum EC/TDS: 5 uS/10 ppm Electrode: Replaceable glass sensor and reference tube electrodes  Housing: IP-67 Waterproof (submersible; floats)  Power source: 2pcs AAA batteries (Not Included)  Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)  Weight: 184g Package include1 x PH MeterNote:Because if the product with battery, the customs will not pass, so the product not include the battery.

ORP-200 Description Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, environmental testing, fruit & vegetable washing, hydroponics, metal finishing, ozone system monitoring, pharmaceutical & medical applications, pools & spas, pulp bleaching, vineyards & wineries and water treatment.

Feature Measures Oxidation Reduction Potential (Redox) and Temperature Auto-ranging calibration with digital fine tuning Waterproof housing (IP-67 rating) Simultaneous temperature display Digital Calibration (push button) Auto-off function, data-hold function and low-battery indicator. Display: large and easy-to-read LCD screen includes simultaneous temperature reading. Replaceable Sensor (model SP-O2) Factory Calibrated: The ORP-200 meter is factory calibrated to +92 mV The meter can be easily recalibrated with digital calibration using the push buttons, rather than a screwdriver. Includes a cap and lanyard

Specification ORP Range: -999 to +1000 mV Temperature Range: 0-80°C; 32-176°F Resolution: 1 mV; Temperature resolution is 0.1°C/F Accuracy: 0.5% (+/-2mV) Calibration: Digital calibration by push button. Electrode: Replaceable glass sensor and reference tube electrodes Housing: IP-67 Waterproof (submersible; floats) Power source:2pcs AAA Battery(not included) Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches) Weight: 180g COM-360 Feature EC-TO-TDS Conversion Factor: Pre-programmed, non-linear conversions for 0.5(Nacl)or 0.7(442 m)solutions, selected by the userTemperature Compensation: Automatic(ATC)to 25 C (ATC range: 1-50'C)◕‿◕EC/TDS MODE A. PH Detachable sensorB. Sensor locking ringC. Power/Enter buttonD. LCD DisplayE. HOLD/MODE button (▼in CAL）F. TEMP/ CAL button (▲in CAL）G. TDS/EC Detachable sensor

Specification PH Range: 0.0-14.0 PHEC Range: 0-9990 μs; 0-9.99 msTDS Range: 0-8560 ppm(mg/L): 0.5(Nacl)scale; 0.7(442)scale, 0-5000 ppm(mg/L)Temperature Range:0.1-50°C，32-122°FResolution: PH: 0.1 PHEC:0-9991ps;1000-9990:10uS;:0-9.99mS:0.01mSTDS:0-999:1ppm/1000-9990:10ppmTemperature: 0. 1°C/°FAccuracy: ±0.1 PH,   ±2%EC/TDS，±1°C/°FAuto Shut-off: After 5 minutesProbe: Detachable PH TDS/EC SensorDisplay: LCD panelHousing: water resistance(splash proofPower source: 2 x AAA batteries(not included)Dimensions: 20.0 x 3.4x3. 4 cm(7.8x 1.3 x 1.3 inches)Weight: 178g Operation A. TDS/EC MeasurementB. ms modeC. μs modeD. TDS Calibration solution/coversion factor selectedE. PPM modeF. Battery indicatorG. Hold mode (appear when HOLD is pressed)H .Temperature MeasurementCalibration PH: Push Button Auto-calibration to 4, 7 or 10 PH for a fine tune digital calibration.EC/TDS: Digital calibration by push button (to any point within the range) COM-100 Description Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more.FeatureMeasures electrical conductivity (EC), total dissolved solids (TDS), temperature.UPGRADED: Four scales: µS, mS, ppm, ppt (mS and ppt are new)Three different non-linear EC-to-TDS conversion factors (KCl, 442TM, NaCl).Automatic Temperature Compensation (ATC) using three temperature coefficientsWaterproof housing (IP-67 rating)Measurement Range: 0-9990 µS; 0-8560 ppm; 0-9.99 mS; 0-8.56 pptDigital Calibration (push button) to any point within the meter's rangeAuto-off function, data-hold function and low-battery indicatorDisplay: large and easy-to-read LCD screen includes simultaneous temperature reading.Replaceable Sensor (model SP-C1)Factory Calibrated: The COM-100 meter is calibrated with a 1413 µS solution. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver. Specifications:EC Range: 0 - 9990 µS; 0 - 9.99 mSTDS Range: 0 - 8560 ppm (mg/L); 0 - 8.56 pptTemperature Range: 0-80 °C; 32-176 °FResolution: 0-99: 0.1 µS/ppm/mS/ppt; 100-999: 1 µS/ppm; 1000-9990: 10 µS/ppm. Temp. resolution is 0.1 °C/FAccuracy: +/- 2%EC to TDS Conversion Factor: Non-linear conversions for KCl, 442TM or NaCl solutions, selected by the user.Calibration: Digital calibration by push button.Probe: Detachable platinum electrodesHousing: IP-67 Waterproof (submersible; floats)Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches)Weight: 174g

COM-300 Desricption: 1.The COM-300 is an advanced waterproof combo meter with superior accuracy Applications include hydroponic systems, water gardens, ponds, etc Sump-type screened inlet 2.TheCOM-300 is an advanced waterproof combo meter with superior accuracy. The meter measures four parameters: pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS) and temperature. Features include 2 different conductivity conversion factors to convert EC to TDS using the 0.5 (NaCl) or 0.7 (442TM), as well as selectable modes for measurements in the S, mS and ppm scales. The meter incorporates automatic temperature compensation (ATC) to accommodate for discrepancies in temperature that would naturally occur, and also features digital calibration for easy and precise calibration that will yield better results.

Specifications: pH Range: 0 – 14 pHEC Range: 0 – 9990 μS; 0 – 9.99 mS TDS Range: 0 – 8560 ppm (0.7 Scale); 0 – 5000 ppm (0.5 Scale) Temperature Range: 0-55 °C; 32-122°F Resolution: EC:0-999: 0.1 μS, 1000-9990: 10 μS ,0-9.99ms:0.01ms TDS:0-9990ppm(mg/L) 0-9990 PH:0.1PH ATC:Yes Accuracy: +/- 2%,temp:-+1°C/F Housing: IP-67 Waterproof (submersible; floats) Power source: 2 x AAAbattery is not included Product Dimension:18.5*3.4*3.4cm Item Weight:187g Batteries: 2 AAA batteries required(not included)