It serves to measure colloidal silver?

I Use It To Measure The Electrical Conductivity Of Water AndTo Determine The Parts Pert Million Of Any Particulants In A Solution, In My Case Water.

Does it measure EC with a decimal point, i.e. 3.5?

Depends on scale used. 0 - 9999us scale (1.0 resolution) 0 - 9.9ms scale (0.1 resolution)

does this measure ph, salt, chlorine levels?

No, this meter measures EC (electroconductivity) and TDS (total dissolved solids) on four scales: EC: µS, mS; TDS: ppm, ppt

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro r, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy

HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro r, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy

Product ID: 291830566

Details

Age range (description)
All Ages
Brand
HM Digital
Colour
Blue
Included components
Protective cap
Special features
Waterproof

⚡0-9990 µS EC range

💧0-5000 ppm TDS range

⏱️0.5 sec fast response

428 kr

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Sold byAmazon DenmarkDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💧 Stay ahead with precision water testing — because your plants and projects deserve the best!

VERSATILE APPLICATION - Ideal for hydroponics, pools, aquariums, and commercial water systems—be the expert in any environment.
EFFORTLESS CALIBRATION - Push-button digital calibration keeps your meter perfectly tuned without hassle.
BUILT FOR REAL WORLD USE - Waterproof design and auto shut-off maximize durability and battery life for on-the-go professionals.
PRECISION AT YOUR FINGERTIPS - 1 ppm resolution ensures ultra-accurate water quality readings every time.
SMART TEMPERATURE COMPENSATION - Automatic Temperature Compensation (ATC) delivers reliable results regardless of water temperature fluctuations.

The HM Digital COM-80 is a professional-grade EC and TDS meter offering a broad measurement range (0-9990 µS EC, 0-5000 ppm TDS) with 1 ppm resolution and 2% accuracy. Featuring automatic temperature compensation, fast 0.5-second response, waterproof construction, and easy digital calibration, it’s designed for reliable, on-the-spot water quality testing across hydroponics, aquariums, pools, and commercial water systems.

Specifications

ASIN	B008SOPO10
Additional Features	Waterproof
Age Range Description	All Ages
Brand Name	HM Digital
Color	Blue
Customer Reviews	4.4 4.4 out of 5 stars (777)
Display Type	Digital
Global Trade Identification Number	00891144000229
Immersion Depth	15.5 Centimeters
Included Components	Protective cap, 3 x 1.5V button cell batteries (LR44 or equivalent)
Indoor Outdoor Usage	Outdoor
Inner Material	Plastic/Rubber
Item Length	15.3 Centimeters
Item Weight	0.13 Pounds
Manufacturer	HM Digital
Model	EC/TDS HydroTester Series
Model Name	EC/TDS HydroTester Series
Number of Batteries	3 LR44 batteries required.
Outer Material	Plastic
Part Number	COM-80
Power Source	Battery Powered
Product Care Instructions	Wipe Clean
Resolution	1 ppm
Response Time	0.5 seconds
Reusability	Rechargeable
Specification Met	0-9990 µS; 0-5000 ppm; 0-9.9 mS; 0-5.0 ppt
UPC	891144000229
Unit Count	1 Count
Upper Temperature Range	9990 Degrees Celsius

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428 kr

Duties & taxes included

In stock

Sold byAmazon DenmarkDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Denmark.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Smooth transaction and product arrived in perfect condition.

3 weeks ago

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