Can you use it to measure air mass? Like kg / hour? And does it compensate for air temperature and air pressure?

It measures air velocity, period. Does not compensate for pressure or temperature. Does not measure air mass flow directly.

Can it calculate or convert to Feet per minute?

Here are the specs you are looking for: Measuring range: 0 to 6,000 fpm Accuracy: ±(20 fpm +5 % of m.v.) (0 to 394 fpm) / ±(59 fpm +5 % of m.v.) (394 to +3,000 fpm) Resolution: 1.97 fpm Volume flow: (cfm) 0 to 99,999 cfm (Resolution: 0.1 cfm)

Can you use it to measure the delta?

There's a trendline function that can keep track of changing temp over time.

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

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405i Anemometer Handheld for Air Celocity, In-Duct Airflow and Temperature – CFM Meter with Extendable up to 15" Telescopic Shaft - Wind Meter with Bluetooth and App Operation

Product ID: 25479456

Details

Brand
Testo
Item Weight
0.23 Kilograms
Item dimensions L x W x H
7.87 x 1.18 x
Material
Metal Plastic
Style
Wireless Smart

📏15" telescopic shaft for hard-to-reach spots

📶Bluetooth 4.0 wireless connectivity

🌡️Accurate temp range -4° to 140°F

€ 291.23

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌬️ Elevate your airflow game with testo 405i — precision meets portability!

DATA DRIVEN DECISIONS - Instantly generate, save, and share custom reports with graphs and tables to impress clients and streamline workflows.
LIGHTWEIGHT POWERHOUSE - Compact and rugged design weighs just 4.2 oz, perfect for on-the-go professionals who demand durability and portability.
REACH WHERE OTHERS CANT - Extendable 15-inch telescopic shaft lets you effortlessly measure airflow deep inside ducts and vents.
PRECISION IN EVERY BREATH - Hot-wire sensor delivers ultra-accurate airflow and temperature readings, eliminating guesswork in HVAC diagnostics.
CUT THE CORD NOT THE CONTROL - Bluetooth-enabled for seamless remote monitoring via the intuitive Smart Probe app—stay hands-free and efficient.

The testo 405i is a Bluetooth-enabled handheld anemometer featuring a 15-inch extendable telescopic shaft for precise airflow, velocity, and temperature measurements in HVAC systems. Compatible with iOS and Android via the Smart Probe app, it offers remote readings, automatic volume flow calculations, and customizable reporting in a compact, rugged design ideal for professional inspections.

Specifications

ASIN	B018VO5GI2
Best Sellers Rank	#20,322 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Anemometers
Brand	Testo
Brand Name	Testo
Customer Reviews	4.5 out of 5 stars 609 Reviews
Global Trade Identification Number	04029547014260
Included Components	testo 405i hot-wire anemometer, 3 AAA batteries and certificate of conformity
Item Dimensions	9.84 x 4.06 x 1.69 inches
Item Weight	0.23 Kilograms
Item dimensions L x W x H	9.84 x 4.06 x 1.69 inches
Manufacturer	Testo
Material	Metal, Plastic
Material Type	Metal, Plastic
Measurement Accuracy	±0.9 °F / ±0.5 °C
Model	0560 1405
Output Type	Digital
Part Number	0560 1405
Sensing Distance	15 Inches
Smart Home Compatibility	Not Smart Home Compatible
Specific Uses For Product	HVAC inspections, air conditioning servicing, industrial and professional settings, confined spaces
Style	Wireless Smart Probe
Style Name	Wireless Smart Probe
Unit Count	1.0 Count

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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€ 291.23

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered 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 Croatia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Great price for an authentic product. Fast international shipping too!

3 weeks ago

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