Does this instrument measure river flow or water velocity? ....Google seems to think it does :)

No this meter will not work for River Flow or Water Velocity, this meter will only work with Air Flow and Air Velocity.

Does this instrument come with a nist calibration certificate?

Thank you so much for your interest in our products. Yes, the AN100 can obtain the NIST calibration certification. Be sure to order the part number AN100-NIST

what is Velocity range of this product

.4 to 30 meters/second (80 to 5906 ft/min). (From the Extech website/PDF file).

is it possible to check exhaust fan cfm ?

Yes. But you'll have to do the math. There may be conversion software in unit to go from linear feet per minute to cubic feet per minute

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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AN100 CFM/CMM Mini Thermo-Anemometer, Air Flow and Velocity

Product ID: 3724718

Details

Brand
Extech
Item Weight
0.73 kg
Item dimensions L x W x H
2.9 x 1.3 x 7
Material
Plastic

🎯3% velocity accuracy for precise readings

📏3.9ft cable length for flexible reach

🧮20-point averaging for reliable airflow data

₩580659

Duties & taxes included

In stock

Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌬️ Measure Like a Pro, Lead Like a Boss

DUAL DISPLAY POWER - Simultaneously track airflow or velocity plus ambient temperature for smarter decisions.
READY WHEN YOU ARE - Includes 9V battery, protective rubber holster, and case—gear up and go without delay.
DATA DRIVEN CONFIDENCE - 20-point averaging smooths out fluctuations, delivering consistent and dependable airflow readings.
PRECISION YOU CAN TRUST - 3% velocity accuracy with a low-friction 2.83-inch ball bearing vane wheel ensures spot-on measurements.
MEMORY THAT WORKS FOR YOU - Stores your set area dimensions for instant recall on every power-up—no re-entry needed.

The Extech AN100 Mini Thermo-Anemometer is a compact, professional-grade tool designed for precise airflow and velocity measurement. Featuring a large dual display for simultaneous airflow or velocity plus ambient temperature, it offers 3% velocity accuracy via a low-friction 2.83-inch ball bearing vane wheel mounted on a 3.9-foot cable. With 20-point averaging and memory storage for area dimensions, this device ensures reliable, repeatable data collection. Complete with a 9V battery, protective holster, and case, it’s engineered for on-the-go professionals demanding accuracy and convenience.

Specifications

ASIN	B000X571KO
Best Sellers Rank	#144,083 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #22 in Anemometers
Brand Name	Extech
Customer Reviews	4.2 4.2 out of 5 stars (104)
Global Trade Identification Number	00793950451007
Included Components	Meter
Item Dimensions	2.9 x 1.3 x 7 inches
Item Highlight	Air flow CFM/CMM, air velocity, ambient temp, 20-point average, stored area dims, vane on 3.9ft cable
Item Weight	0.73 kg
Manufacturer	Extech
Material Type	Plastic
Model	AN100
Number of Items	1
Part Number	AN100
UPC	785533960648 723434088610 707223192474 793950451007
Unit Count	1 Count
Warranty Description	1 year

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