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FAQ Section

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What does the HM Digital Pen Style COM-80 Meter measure? \n
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The COM-80 measures Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature for accurate water quality analysis.
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How do I calibrate the COM-80 meter? \n
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The meter features one-touch digital calibration, allowing for quick and precise adjustments to maintain measurement accuracy.
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Does the COM-80 have automatic temperature compensation (ATC)? \n
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Yes, the device includes automatic temperature compensation (ATC) to ensure accurate readings across different water temperatures.
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Is the COM-80 water-resistant? \n
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Yes, it has a water-resistant design, making it suitable for various water testing environments, but it should not be fully submerged.
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What type of batteries does it use? \n
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The meter operates on LR44 button cell batteries, offering a battery life of up to 1000 hours.
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How accurate are the measurements? \n
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The COM-80 provides highly accurate readings with an error margin of ±2%, ensuring reliable water quality analysis.
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Does the meter have an auto-off function? \n
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Yes, the auto-off feature helps conserve battery life by shutting down the device after a period of inactivity.
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What accessories are included with the COM-80 meter? \n
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The package includes pre-installed LR44 batteries and a user manual with setup and calibration instructions.
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Specifications \"\"\n

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HM Digital Pen Style COM-80 TDS EC Temp Meter Specifications\"\"
EC Range0 – 9990 µS; 0 – 9.9 mS
TDS Range0 – 5000 ppm (0.5 Scale); 0 – 8560 ppm (0.7 Scale)
Temperature Range1-80 °C; 33-176 °F
Resolution1 µS/ppm; 0.1 mS
Temperature Resolution0.1 °C/F
Accuracy±2%
Power Source3 x 1.5V button cell batteries (LR44 or equivalent, included)
Auto-Off FeatureAutomatic power-off to extend battery life
HousingWater-resistant design for durability
DisplayLarge LCD screen for easy readability
Dimensions15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
Weight53.9 g (1.9 oz)
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What’s Included? \"\"\n

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The HM Digital Pen Style COM-80 TDS EC Temp Meter package contains:

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  • \n\"\" HM Digital Pen Style COM-80 TDS EC Temp Meter\n
    • \n
  • \n\"\" Water-resistant housing for durability in various testing environments\n
    • \n
  • \n\"\" Pre-installed 3 x LR44 button cell batteries\n
    • \n
  • \n\"\" Instruction manual with calibration and usage guide\n
    • \n
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Warranty Policy

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Please check out the manufacturers website for Warranty related issues.

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HM Digital Pen Style COM-80 TDS EC Temp Meter

HM Digital Pen Style COM-80 TDS EC Temp Meter

Is the HM Digital Pen Style COM-80 TDS EC Temp Meter Right for You?

If you're looking for a compact and highly accurate water quality testing device, the HM Digital Pen Style COM-80 TDS EC Temp Meter is a great option. Ideal for hydroponics, aquaculture, and water purification, this pen-style meter provides precise readings for Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature. 

  • Features & Benefits
  • Product Specifications
  • What is included?
  • Warranty Policy

HM Digital Pen Style COM-80 TDS EC Temp Meter

The HM Digital Pen Style COM-80 is a compact and highly accurate water quality testing device, ideal for hydroponics, aquaculture, and water purification. Designed for portability and ease of use, this pen-style meter provides fast and reliable measurements of Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature.

  • Simultaneously measures EC, TDS & temperature.
  • One-touch digital calibration for accuracy.
  • Bright LCD for clear readings anywhere.
  • Compact, water-resistant & portable design.
  • Battery-powered (LR44) lasts up to 1000 hours.

Why Choose the HM Digital Pen Style COM-80 TDS EC Temp Meter?

The HM Digital Pen Style COM-80 TDS EC Temp Meter is a compact and user-friendly water testing tool designed for accuracy and convenience. Ideal for hydroponics, aquaculture, and water purification, this meter provides precise measurements of EC, TDS, and temperature in a portable design. Featuring one-touch digital calibration and automatic temperature compensation, it ensures quick and consistent readings in various water conditions.

Why HM Digital?

HM Digital is a trusted name in water quality testing, offering innovative and reliable solutions for growers, aquarium enthusiasts, and professionals. Designed for precision, its advanced meters provide accurate TDS and temperature readings, ensuring optimal water conditions. With user-friendly features like digital calibration and a durable, water-resistant design, HM Digital products help you maintain consistency and efficiency in your water monitoring routine.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

Excellent 4.8 out of 5 based on 1,247 reviews
If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Reviewer
Jim D
Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again
Reviewer
Glenn Appleton
The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Reviewer
Freddie
Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
Reviewer
Kar
←
→

FAQ Section

What does the HM Digital Pen Style COM-80 Meter measure?
The COM-80 measures Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature for accurate water quality analysis.
How do I calibrate the COM-80 meter?
The meter features one-touch digital calibration, allowing for quick and precise adjustments to maintain measurement accuracy.
Does the COM-80 have automatic temperature compensation (ATC)?
Yes, the device includes automatic temperature compensation (ATC) to ensure accurate readings across different water temperatures.
Is the COM-80 water-resistant?
Yes, it has a water-resistant design, making it suitable for various water testing environments, but it should not be fully submerged.
What type of batteries does it use?
The meter operates on LR44 button cell batteries, offering a battery life of up to 1000 hours.
How accurate are the measurements?
The COM-80 provides highly accurate readings with an error margin of ±2%, ensuring reliable water quality analysis.
Does the meter have an auto-off function?
Yes, the auto-off feature helps conserve battery life by shutting down the device after a period of inactivity.
What accessories are included with the COM-80 meter?
The package includes pre-installed LR44 batteries and a user manual with setup and calibration instructions.

Specifications

HM Digital Pen Style COM-80 TDS EC Temp Meter Specifications
EC Range 0 – 9990 µS; 0 – 9.9 mS
TDS Range 0 – 5000 ppm (0.5 Scale); 0 – 8560 ppm (0.7 Scale)
Temperature Range 1-80 °C; 33-176 °F
Resolution 1 µS/ppm; 0.1 mS
Temperature Resolution 0.1 °C/F
Accuracy ±2%
Power Source 3 x 1.5V button cell batteries (LR44 or equivalent, included)
Auto-Off Feature Automatic power-off to extend battery life
Housing Water-resistant design for durability
Display Large LCD screen for easy readability
Dimensions 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
Weight 53.9 g (1.9 oz)

What’s Included?

The HM Digital Pen Style COM-80 TDS EC Temp Meter package contains:

  • HM Digital Pen Style COM-80 TDS EC Temp Meter
  • Water-resistant housing for durability in various testing environments
  • Pre-installed 3 x LR44 button cell batteries
  • Instruction manual with calibration and usage guide

Warranty Policy

Please check out the manufacturers website for Warranty related issues.

$13.98

Original: $39.95

-65%
HM Digital Pen Style COM-80 TDS EC Temp Meter—

$39.95

$13.98
Product image 1

Description

Is the HM Digital Pen Style COM-80 TDS EC Temp Meter Right for You?

If you're looking for a compact and highly accurate water quality testing device, the HM Digital Pen Style COM-80 TDS EC Temp Meter is a great option. Ideal for hydroponics, aquaculture, and water purification, this pen-style meter provides precise readings for Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature. 

  • Features & Benefits
  • Product Specifications
  • What is included?
  • Warranty Policy

HM Digital Pen Style COM-80 TDS EC Temp Meter

The HM Digital Pen Style COM-80 is a compact and highly accurate water quality testing device, ideal for hydroponics, aquaculture, and water purification. Designed for portability and ease of use, this pen-style meter provides fast and reliable measurements of Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature.

  • Simultaneously measures EC, TDS & temperature.
  • One-touch digital calibration for accuracy.
  • Bright LCD for clear readings anywhere.
  • Compact, water-resistant & portable design.
  • Battery-powered (LR44) lasts up to 1000 hours.

Why Choose the HM Digital Pen Style COM-80 TDS EC Temp Meter?

The HM Digital Pen Style COM-80 TDS EC Temp Meter is a compact and user-friendly water testing tool designed for accuracy and convenience. Ideal for hydroponics, aquaculture, and water purification, this meter provides precise measurements of EC, TDS, and temperature in a portable design. Featuring one-touch digital calibration and automatic temperature compensation, it ensures quick and consistent readings in various water conditions.

Why HM Digital?

HM Digital is a trusted name in water quality testing, offering innovative and reliable solutions for growers, aquarium enthusiasts, and professionals. Designed for precision, its advanced meters provide accurate TDS and temperature readings, ensuring optimal water conditions. With user-friendly features like digital calibration and a durable, water-resistant design, HM Digital products help you maintain consistency and efficiency in your water monitoring routine.

Why Buy From Us?

At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.

Excellent 4.8 out of 5 based on 1,247 reviews
If I could rate 6 stars I would!
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Reviewer
Jim D
Customer service was outstanding great…
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again
Reviewer
Glenn Appleton
The machine is doing just what my…
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Reviewer
Freddie
Fantastic
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
Reviewer
Kar
←
→

FAQ Section

What does the HM Digital Pen Style COM-80 Meter measure?
The COM-80 measures Electrical Conductivity (EC), Total Dissolved Solids (TDS), and temperature for accurate water quality analysis.
How do I calibrate the COM-80 meter?
The meter features one-touch digital calibration, allowing for quick and precise adjustments to maintain measurement accuracy.
Does the COM-80 have automatic temperature compensation (ATC)?
Yes, the device includes automatic temperature compensation (ATC) to ensure accurate readings across different water temperatures.
Is the COM-80 water-resistant?
Yes, it has a water-resistant design, making it suitable for various water testing environments, but it should not be fully submerged.
What type of batteries does it use?
The meter operates on LR44 button cell batteries, offering a battery life of up to 1000 hours.
How accurate are the measurements?
The COM-80 provides highly accurate readings with an error margin of ±2%, ensuring reliable water quality analysis.
Does the meter have an auto-off function?
Yes, the auto-off feature helps conserve battery life by shutting down the device after a period of inactivity.
What accessories are included with the COM-80 meter?
The package includes pre-installed LR44 batteries and a user manual with setup and calibration instructions.

Specifications

HM Digital Pen Style COM-80 TDS EC Temp Meter Specifications
EC Range 0 – 9990 µS; 0 – 9.9 mS
TDS Range 0 – 5000 ppm (0.5 Scale); 0 – 8560 ppm (0.7 Scale)
Temperature Range 1-80 °C; 33-176 °F
Resolution 1 µS/ppm; 0.1 mS
Temperature Resolution 0.1 °C/F
Accuracy ±2%
Power Source 3 x 1.5V button cell batteries (LR44 or equivalent, included)
Auto-Off Feature Automatic power-off to extend battery life
Housing Water-resistant design for durability
Display Large LCD screen for easy readability
Dimensions 15.3 x 3.2 x 1.8 cm (6.0 x 1.3 x 0.7 inches)
Weight 53.9 g (1.9 oz)

What’s Included?

The HM Digital Pen Style COM-80 TDS EC Temp Meter package contains:

  • HM Digital Pen Style COM-80 TDS EC Temp Meter
  • Water-resistant housing for durability in various testing environments
  • Pre-installed 3 x LR44 button cell batteries
  • Instruction manual with calibration and usage guide

Warranty Policy

Please check out the manufacturers website for Warranty related issues.

HM Digital Pen Style COM-80 TDS EC Temp Meter | Green Thumb Depot