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Best Choice e-chamber 
e-chamber Peak Flow Meter Measuring range 60-800 L/min (EU & ATS)Best Value e-chamber 
e-chamber Peak Flow Meter (Pack of 2) The information below is per-pack onlyWelcare Pure Air 
Welcare Breatheasy Peak Flow Meter Simple Monitoring of Peak Expiratory FlowXUMIUZIY 
XUMIUZIY Flowmeter Regulator for Oxygen/CO2, Flowmeter 2-20LPM Meter with Control Valve for Oxygen/Air/Gas This gas meter is connected to hose to measure unidirectional gasNascool 
Peak Flow Meter with Bluetooth APP Spirometer for Asthma Monitor Tests PEF FEV1 Home Medical for Kids Adults with 300 Re Digital peak flow meter with green backlight: Large PEF and FEV1 font for easy viewing, Get high accuracy and fast PEF aJeffergarden 
Jeffergarden Gas Flowmeter Oxygen Control Valve Industrial Oxygen Measurement 2-20LPM Durable Acrylic Plastic for Labora Industrial Grade Performance: Designed for temperature range from 32 to 140 Fahrenheit, ensuring accurate measurement wiHyuduo 
Hyuduo Gas Flowmeter with Control Valve 0-3LPM Oxygen Air Gas Meter Acrylic Material for Industrial and Use [Precision Measurement] Measures gas accurately from 0-3LPM with 5% accuracy for oxygen and other gases.QANYEGN QANYEGN Electronic Turbocharger Flow Meter, Digital LCD Gasoline Flow Meter, Flow Meter Water Digital, LCD Display Digit PRECISE FLOW MEASUREMENT: The flow meter provides highly accurate readings with an impressive accuracy of ±1%, ensuringDEARMAMY DEARMAMY 2 Pcs Argon Gas Flow Meter and Co2 Flowmeter Tube with Regulator Gauge, Portable Argon Flowmeter Measurement To Air --the argon gas flow meter features a compact design, making it small and space-saving, TubeAlmeigrity Almeigrity -1 Air Flow Rate Gauge 1~5LPM Oxygen Carbon Dioxide Measuring Flowmeter Gauge Acrylic transparent panel with black float for easy reading.Independently published Asthma Peak Flow Meter Record Book: A Logbook To Help You Monitor Your Peak Flow Readings And Keep Track Of Your Asthma YDuupxe YDuupxe Gas Flow Meter Acrylic for Gas Measurement and Control Panel Meter CLEAR READING: Panel readout is simple, convenient and clear for you to read values, fast and convenient to useLIYJTK PLASTIC TUBE TYPE 100‑1000L/H WATER FLOW METER FLOWMETER LZS 15D FOR WATER INDUSTRIAL FIELD [SIMPLE STRUCTURE, EASY OPERATION] This Plastic Tube Type Water Flow Meter is designed for user-friendly operation.Alvinlite Alvinlite Plastic Tube Type Water Flow Meter 25 250L/H Instantaneous Flowmeter for Chemical [HIGH ACCURACY MEASUREMENT] This water flow meter delivers precise measurements with an accuracy of 4%, featuring clearHAKIDZEL HAKIDZEL Gas Flow Meter Argon Flowmeter 2Pcs Carbon Dioxide Regulator Sturdy Metal Construction for Workshop Use Argon gas flow meter:the gas metering device features clear and easy-to-read scales for accurate measurement, for carbonLMHHMIN LMHHMIN Plastic Tube Type 25-250L/H Instantaneous Water Flow Meter Flowmeter Made of plastic, used for testing the instantaneous flow liquid.ULTECHNOVO ULTECHNOVO Argon Gas Flow Meter 2Pcs Carbon Dioxide Flowmeter Tube Dual Flow Control for Laboratory and Welding Use Argon regulator--the argon gas flow meter can measure with high precision, ensuring accurate and reliable results,Measuriplusmile iplusmile 2 Pcs Air Flow Meter Gas Flow Meter Carbon Dioxide Flowmeter Portable User-Friendly PPE Material Standard Diam Gas meter--the argon gas flow meter is an effective way to know gas flow and allows performance in industrial processes,HEALEEP HEALEEP Argon and Carbon Dioxide Flowmeter Regulator 2Pcs Equipped Dual Gauge System for Precise Gas Flow Control in Fab Argon :the argon gas flow meter is an essential tool for argon flow measurement in various industries,gas flow meterMAGICLULU MAGICLULU 2 Pcs Argon Gas Flow Meter with Regulator Gauge, Carbon Dioxide Flowmeter Tube for Precise Measurement, Portab regulator--the gas metering device features clear and easy-to-read scales for accurate measurement,argon regulatorIpetboom Ipetboom Argon Carbon Dioxide Gas Flow Meter Regulator 2Pcs Measurement Tool Simple Control for Professional Welding and Argon :the argon gas flow meter features a compact design, making it small and space-saving, regulatorCLISPEED CLISPEED 2 Pcs Argon Regulator Gauge with Carbon Dioxide Flowmeter Tube, Gas Flow Meter for Welding and Industrial Use, Air :the portable gas flow meter is easy to install and can be up and running quickly,argon flowmetersNUSITOU NUSITOU 2 Pcs Argon Flowmeter and Co2 Flow Meter Regulator Gauge with Dual Tube for Industrial Gas Flow Control and Weld Low flowmeters--the gas metering device features clear and easy-to-read scales for accurate measurement,lowLuxshiny Luxshiny Argon and Carbon Dioxide Gas Flow Meter 2Pcs Precise Measurement for Welding and Hvac Applications Argon regulators--the argon gas flow meter is an essential tool for argon flow measurement in various industries,MeasureLIYJTK Adjustable High Accuracy Air Flow Meter Scales Panel Mount Type Air Flowmeter 0-5LPM [MEASURING RANGE]: PANEL TYPE GAS FLOWMETER, ENSURING ACCURATE MEASUREMENT AND REGULATION OF GASEOUS MEDIUM FLOW.Yardwe Yardwe 2Pcs Argon and Carbon Dioxide Flowmeter Regulator Scale for Controlled Gas Flow in Professional Welding Settings Carbon dioxide flow indicator:the argon gas flow meter can measure with high precision, ensuring accurate and reliable rNUMNBE Panel Type Flow Meter, Gas Flowmeter 0-10LPM Acrylic, 4% Accuracy - Clear Viewing Design, Easy Installation, Accurate Ga [Accurate Measurement]: Features a 0-10LPM measuring range with 4% accuracy, ideal for precise gas flow control and effiTotority Totority 2 Pcs Flowmeter Regulator Gauge Argon Gas with Compact Design Accurate Measurement PPE Material Standard Diamet Pressure compensation :the argon gas flow meter features a compact design, making it small and space-saving,ArgonULDIGI ULDIGI Measurement Flowmeter 2Pcs Argon and Co2 Gas Flow Indicator for Use in Laboratory and Welding Environments Air flow meter--the argon gas flow meter can measure with high precision, ensuring accurate and reliable results,gas preTOVINANNA TOVINANNA 2 Pcs Co2 Carbon Dioxide Flowmeter Argon Regulator with Flow Indicator Tube for Gas Control Industrial Lab Use Gas regulators--the argon regulator is suitable for measuring various gases, including argon and carbon dioxide,Carbon DFUNFANG FUNFANG Hydrogen Water Tester High Sensitivity ORP H2 PH Temp Meter, Robust ABS Material, Detachable Probe, Backlit LCD [High Sensitivity Probe] Utilizing advanced production technology, the probe of the hydrogen water tester offers high seQalvona Panel Type Flow Meter, Acrylic Gas Flowmeter Tester 0-10LPM, 4% Accuracy - Clear Viewing, Durable Material, Easy Install [Accurate Measurement]: Features a 0-10LPM measuring range with 4% accuracy to ensure precise and reliable gas flow contWIHFHGZ Gas Flow Meter, Panel Type, 0-10LPM Acrylic Flowmeter Tester - Clear Viewing, Accurate Measurement, Easy Installation fo [Gas Flow Measurement]: Designed to accurately measure and control gas flow rates with a 0-10LPM range and 4% accuracy fZyjGaliliad LZS - 25 Plastic Flow Meter, Water Rotameter for Liquid Flow Measurement, 300-3000L/H Range with Acid Alkali Resistance, Wide Flow Range: This LZS-25 plastic flow meter accurately measures liquid flow from 300 to 3000 liters per hour, makingCerlyiont Liquid Flow Meter ABS Plastic for Various Liquids [EASY-TO-READ TRANSPARENT PANEL] Transparent panel allows for quick and easy reading at a glance, ensuring convenience iZyjGaliliad Tube Type Flow Meter for Liquid, Plastic Water Flow Meter with 0.5‑5 GPM Range, Vertical Installation Flowmeter for Indu Accurate Flow Measurement: This tube type flow meter provides precise liquid flow readings from 0.5 to 5 GPM (1.8 to 18LIFKICH LIFKICH 2 Pcs Argon Regulator Flowmeter Carbon Dioxide Flowmeter with Tube Flow Indicator Portable Gas Meter for Home an Air flow meter--the carbon dioxide flow meter is strong and finely crafted, ensuring use,Flow Meter TubeFUOYLOO FUOYLOO 2 Pcs Argon Flowmeter and Co2 Flowmeter Regulator Gauge, Portable Argon and Carbon Dioxide Gas Flow Meter for In Air flow meter:the argon gas flow meter features a compact design, making it small and space-saving,Flow Meter TubeXZXCVN Plastic Tube Flowmeter Liquid Flow Rate Gauge LZB - 15 (D), Alkali - Design, Multiple Flow Ranges, Easy Reading for Liqu [ Measurement]: Provides precise liquid flow rate readings with less than 4% accuracy, ensuring reliable monitoring forLOLIPPYY LOLIPPYY 2 Pcs Carbon Dioxide and Argon Flowmeters Gas Flow Meter Tubes Accurate Flow Indicators for Home and Industrial Gas meter tester meter--the carbon dioxide flow meter is strong and finely crafted, ensuring use,gas regulatorsPOENVFPO POENVFPO Digital Turbine Flow Meter, Multifunctional Digital Turbine Fuel Flow Meter Sturdy for Gas Oil (32mm) Sturdy Material: Made of high strength material, this digital water flowmeter is sturdy and robust, resisting daily wearYDuupxe YDuupxe G1/2 Meter Tube Type, Tube Flows Meter Flowmeter Water Liquid Flowmeter 0.5-5 GPM / 1.8-18 LPM Pipeline Regulato Widely used in water industrial fieldJspondivague Plastic Tube Liquid Flowmeter, Water Flow Meter with High Accuracy and Acid Alkali Resistance, Large Range 160-1600LPH F High Measurement Accuracy: This plastic tube liquid flowmeter delivers precise readings with a measuring error of less tZyjGaliliad Plastic Tube Liquid Flowmeter, Water Flow Meter with High Accuracy and Large Range, Acid Alkali Resistant Flow Gauge for High Measurement Accuracy: This plastic tube liquid flowmeter delivers precise readings with a measuring error of less tJxngery Jxngery Mini Digital Turbine Flowmeter Fuel Flow Meter 10‑90L/min 1" BSPT Modular design makes it suitable for use with output modules, sensors and remote transmitters.Ipetboom Ipetboom 2 Pcs Argon Flowmeter Regulator with Co2 Flowmeter Gauge, Portable Gas Flow Indicator for Home Use, Accurate Ar Carbon dioxide :the argon gas flow meter is an essential tool for argon flow measurement in various industries,argon gasJxngery Jxngery Water Flow Sensor Meter Flowmeter DN25 1.3in Nylon for Swimming Pool Pipe Water Works For Flow Sensing: When the water passes through the water flow rotor assembly, the magnetic rotor rotates and the speedGALPADA GALPADA Argon Flowmeter Carbon Dioxide Flow Indicator 2Pcs Gas Flow Meter Tube for Portable Welding Equipment Argon regulator--the argon gas flow meter is an effective way to know gas flow and allows performance in industrial procPACKOVE PACKOVE 2pcs Flowmeter Tube for Argon Gas Argon Regulator Gauge Carbon Dioxide Flowmeter Portable Air Flow for Home Use Low flowmeters--the portable gas flow meter is easy to install and can be up and running quickly,argon flow meterBaxnore Baxnore Water Flow Sensor Switch 1/2 Inch Electromagnetic Flow Meter Brass Industrial Flowmeter for HVAC Refrigeration A [HIGH-PRECISION MEASUREMENT] Our electromagnetic flow meter delivers exceptional accuracy with a 60 m³/h measuring rangeCerlyiont Air Flows Rate Gauges, Gas Flowmeter, 1-5LPM Oxygen Carbon Dioxide Measuring Flowmeter Gauges, Flows Range: 1-5LPM 【SIMPLE AND PRACTICAL】: Easy to install and operate, this gas flows meter is practical and convenient, improving workfloQalvona Panel Type Flow Meter, Acrylic Liquid Flowmeter Tester, 0.2-2GPM, Transparent, Compact Design -, Easy Installation, Idea [Flow Rate Measurement]: Accurately monitors liquid media flow with a precise 0.2-2GPM measuring range and 4% accuracy fSPYMINNPOO SPYMINNPOO Digital Turbine Flow Meter, Metal LCD Display Fuel Flowmeter for Water Gas Oil Gasoline with Multiple Unit Op [High Precision Measurement]Offers precise flow measurement for various liquids, ensuring accurate monitoring for water,Jspondivague Mini Digital Turbine Flowmeter, Fuel Flow Meter 10-90L/min with 1" BSPT Thread, High - Accuracy ±1% Digital Fuel Meter f High-Accuracy Measurement: This mini digital turbine flowmeter delivers precise readings with ±1% accuracy, displaying bQalvona Water Flow Sensor Meter DN25 1.3in Nylon Flowmeter for Swimming Pool Pipe - Accurate Flow Sensing, Easy Installation, Du [Precise Flow Measurement]: Uses a magnetic rotor and Hall sensor to output NPN pulse signals that accurately reflect waLMHHMIN LMHHMIN Mini Digital Turbine Flowmeter Fuel Flow Meter 15-120L 1.5inch NPT Blue Modular design makes it suitable for use with output modules, sensors and remote transmitters.POENVFPO POENVFPO Digital Turbine Flow Meter, Multifunctional Digital Turbine Fuel Flow Meter Sturdy for Gas Oil (45mm) Sturdy Material: Made of high strength material, this digital water flowmeter is sturdy and robust, resisting daily wearoutdoorm outdoorm Mini Digital Turbine Flowmeter Fuel Flow Meter 15-120L 1.5inch NPT Blue Modular design makes it suitable for use with output modules, sensors and remote transmitters.LIZEALUCKY Liquid Flowmeter Panel Type Acrylic Transparent Adjustable Fluid Flow Meter Industrial [ACRYLIC BODY]: The transparent acrylic body is compact, lightweight, and durable, ensuring a long service life.Cerlyiont Plastic Tube Liquid Flowmeter Large Range Acid Alkali Water Flow Meter for Industrial Use [ACID AND ALKALI ]: This plastic tube liquid flowmeter float excels in resisting acid and alkali corrosion, ensuring durGYZOUKA GYZOUKA LZS-20 ABS Plastic Tube Type Water Liquid Meter 40-400L/H Liquid Flowmeter Water Flowmeter [Easy to Read Design] The tube type liquid meter features a transparent panel that allows for clear and reading of valueQalvona Tube Type Flow Meter for Liquid Pipeline Flowmeter 0.5‑5 GPM / 1.8‑18 LPM [Simple Structure]: Designed for straightforward operation, this flowmeter offers hassle-free measurement and user-frienWIHFHGZ Flow Meter for Liquid Pipeline, Tube Type Flowmeter 0.5-5 GPM, Plastic Shell - Simple Structure, Easy Operation, Ideal f [Durable Design]: Constructed with plastic shell for long life span and unbreakable durability in liquid pipeline monitoLIZEALUCKY DN50 G2 Turbine Flowmeter Water Flow Hall Sensor Switch Meter Water Heater [PREMIUM MATERIAL] The turbine flow meter is crafted from high-quality material, ensuring a long service life.ZyjGaliliad Aluminum Mechanical Fuel Flow Meter, 4 Digit Pump Flow Meter for Gallon Measurement, High Accuracy Easy Reading Display High Accuracy Measurement: This aluminum mechanical fuel flow meter delivers precise gallon readings for , gasoline, andFawfose Fawfose Digital Turbine Flow Meter, High Accuracy LCD Display with NPT Counter for Water Gas Oil Gasoline, Multiple Unit [Durable Construction] Built with high strength aluminum and stainless steel this flowmeter is designed to withstand daiFdit Fdit Panel Type Flow Meter, 0.2 to 2GPM Acrylic Liquid Flowmeter Accuracy Male Thread Female Thread for Water Measuremen Clear Acrylic Construction: Transparent panel design allows easy visual monitoring of flow rates and internal mechanismFloolinct Panel Mount Liquid Flowmeter Acrylic Transparent Water Flow Meter Adjustable 0.33GPM for Industrial Fluid Monitoring ACRYLIC CONSTRUCTION: Lightweight yet durable transparent acrylic body offers long-term reliability and clear visibilityIndependently published Asthma Peak Flow Meter Log Book: A Notebook To Record Your Peak Flow Readings, As Well As Notes About Your Symptoms, Med SPYMINNPOO SPYMINNPOO Digital Turbine Flow Meter, Metal LCD Display Fuel Flowmeter for Water Gas Oil Gasoline with Multiple Unit Op [High Precision Measurement]Offers precise flow measurement for various liquids, ensuring accurate monitoring for water,outdoorm outdoorm Liquid Flowmeter Panel Type Acrylic Transparent Adjustable Fluid Flow Meter for Industrial Acrylic Body: The body is made of transparent acrylic, which is small in size, light in weight and long in service life.ZyjGaliliad Plastic Tube Liquid Flowmeter, Water Flow Meter with High Accuracy and Acid Alkali Resistance, Clear Scale ABS Float Flo High Measurement Accuracy: This plastic tube liquid flowmeter delivers stable performance with measuring error under 4%,Jxngery Jxngery 1 Inch Flow Meter LCD Display Digital Turbine Flow Gauge Flowmeter for Gasoline Water Maximum 20MPa Accurate Measurement: This digital turbine flow meter provides accurate readings with an accuracy of up to ±1%, ensuringJxngery Jxngery Panel Type Flow Meter 0.2‑2GPM Acrylic Liquid Flowmeter Tester for Measuring Control Flow Detector: Mainly used to the measurement and control on the flow rate of liquid medium, very simple and reliable.XZXCVN Glass Liquid Flowmeter Panel Type, Water Flow Measuring Meter 0.2‑2GPM / 1‑7LPM - Clear Reading, Accurate Measurement, I [Simple Operation]: Features a straightforward structure designed for easy installation and user-friendly measurement ofFuchooky LZM-20G 1-10GPM Acrylic Plexiglass Tube Type Liquid Flowmeter Flow Meter for Female G3/4in Manufactured from material, long service life.Qalvona Liquid Flow Meter ABS Plastic Tube Design 0.6‑6m³/h Water Flowmeter [Durable ABS Shell]: Constructed with premium ABS plastic, the flow meter resists drops, scratches, and aging for extendZUUOZBYY ZUUOZBYY Panel Type Flow Meter 0.2‑2GPM Acrylic Liquid Flowmeter Tester for Measuring Control Flow Detector: Mainly used to the measurement and control on the flow rate of liquid medium, very simple and reliable.AlcheLHymist Aluminum Mechanical Fuel Flow Meter, 4 Digit Pump Flow Meter for Gallon Measurement, High Accuracy Easy Reading Display High Accuracy Measurement: This aluminum mechanical fuel flow meter delivers precise gallon readings for fuel, oil, or tQalvona Aluminum Mechanical Fuel Flow Meter 4 Digit Pump Flow Meter Gallon High Accuracy Easy Reading [Accurate Measurement]: Provides precise fuel monitoring for various mechanical equipment, ensuring reliable data to optXZXCVN 1 Inch Digital Turbine Flow Meter with LCD Display, High Accuracy Flowmeter for Gasoline Water - Precise Measurement, Du [High Accuracy Measurement]: Offers ±1% accuracy for reliable flow readings of , gasoline, water, kerosene, and CH3OH, eFawfose Fawfose Digital Turbine Flow Meter, High Accuracy LCD Display with NPT Counter for Water Gas Oil Gasoline, Multiple Unit [Durable Construction] Built with high strength aluminum and stainless steel this flowmeter is designed to withstand daiCerlyiont Plastic Tube Liquid Flowmeter Water Flow Meter for Chemical Industry [HIGH MEASUREMENT ACCURACY] The flowmeter ensures with , measuring error less than 4%.Grcfumo Grcfumo 1 Inch Flow Meter, LCD Display Digital Turbine Flow Meter, Inline Thread Flowmeter for Gasoline Water Maximum 20 ACCURATE LIQUID MEASUREMENT: This flow meter provides accurate readings with an accuracy of up to ±1%, ensuring preciseQalvona Liquid Flowmeter Acrylic Transparent Adjustable Panel Mount Type Water Flow Meter 0.3‑3GPM [Acrylic Material]: Made from lightweight and durable acrylic, this liquid flowmeter ensures long-lasting use with clearBaxnore Baxnore Digital Display High Accuracy Water Flow Meter Flowmeter 1in Internal Thread The digital flowmeter offers exceptional accuracy, ensuring precise flow measurements in various applications.WIHFHGZ 1 Inch Digital Turbine Flow Meter with LCD Display, Flowmeter for Gasoline Water, Aluminum Alloy and Stainless Steel - E [Accurate Measurement]: Achieve reliable flow monitoring with ±1% accuracy for water, , gasoline, kerosene, and other liJxngery Jxngery Positive Displacement Water Meter Brass Cold Water Flow Meter for Garden and Home 1/2inch Fitting Vertical or Horizontal Installation: This positive displacement water meter can be installed in any position, vertical oCerlyiont Liquid Flow Meter ABS Plastic Tube Design Suitable for Water Flow Measurement [DURABLE ABS SHELL]: The shell is made of excellent ABS material, resistant to drop, scratch, and aging for long-lastingNUMNBE Mini Digital Turbine Flowmeter, Fuel Flow Meter, 15-120L, 1.5inch NPT, Blue -, Modular Design, Ideal for Fuel Measuremen [Modular Design]: Compatible with Output Modules, Sensors, and Remote Transmitters for Versatile Fuel Monitoring ApplicaXZXCVN Mini Digital Turbine Flowmeter, Fuel Flow Meter, 15-120L, 1.5 Inch NPT, Blue - High Accuracy, Clear Digital Display, Ide [High Accuracy Measurement]: Achieves precise flow readings with ±1% accuracy, ensuring reliable data for fuel and gasolWIHFHGZ Mini Digital Turbine Flowmeter, Fuel Flow Meter, 1.5 Inch NPT, 15-120L, Blue - ±1%, Clear Display, Compact Design for Fu 【Modular Design】: Compatible With Output Modules, Sensors, And Remote Transmitters, Enhancing Versatility And IntegratioZohisin Flow Meter Indicator Electronic Digital LCD Professional for Gasoline Oil Methanol The flowmeter control panel adopts modular design, multiple measurement units conversion, complete functions, convenientCerlyiont Liquid Flowmeter, Water Meter Panel Type Flowmeter, Adjustable Panel Mount Type Acrylic Transparent Water Meter for Rate 【TRANSPARENT ACRYLIC BODY】Constructed from clear acrylic material, this flow meter is lightweight, compact, and long-lasZUUOZBYY ZUUOZBYY Water Flow Meter Flowmeter Counter Sensor Stainless Steel for Pool Fish Pond 3.5‑24V DC Flows Counter: Designed to have wide flows measuring of 20‑280L/MIN, the flowmeter also has high measurement accuracy.Cerlyiont Liquid Flowmeter, Water Meter Panel Type Flowmeter, Acrylic Transparent Adjustable Fluid Meter for Measure and Control T 【DURABLE ACRYLIC BODY】Made from high-quality acrylic material, this flowmeter is lightweight yet sturdy, offering long-lOVAQUIXI OVAQUIXI Flow Meter Sensor Indicator Electronic Fuel Flowmeter LED Digital LCD for Petrol Oil Methanol Material:This Turbine Flow Meter is made of Aluminum alloy, cast iron and high strength plastics,Flow meter adopts high‑QWUUYEC Liquid Flowmeter Acrylic Panel Mount Type 0.3-3GPM Adjustable Water Flow Meter - High Accuracy, Transparent Design, Indu [Durable Acrylic Material]: Made from lightweight and durable acrylic, ensuring long-term use and reliable performance iQalvona 1 Inch Flow Meter LCD Display Digital Turbine Flow Gauge Flowmeter for Gasoline Water Maximum 20MPa [Accurate Measurement]: Achieve reliable flow readings with ±1% measurement accuracy for water, , gasoline, kerosene, CHWIHFHGZ Liquid Flowmeter Panel Mount Type, Transparent Acrylic Water Flow Meter 0.3-3GPM Adjustable Range -, Easy Reading, Indus [Durable Acrylic Material]: Crafted from lightweight acrylic for long-lasting use, ensuring reliable performance in vari