--- product_id: 378100996 title: "BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG" brand: "btmeter" price: "€ 101.42" currency: EUR in_stock: true reviews_count: 8 category: "Btmeter" url: https://www.desertcart.pt/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow store_origin: PT region: Portugal --- # Large backlit LCD display Records 600 data groups Measures wind speed in 5 units BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG **Brand:** btmeter **Price:** € 101.42 **Availability:** ✅ In Stock ## Summary > 🌪️ Master the airflow game with precision and style! ## Quick Answers - **What is this?** BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG by btmeter - **How much does it cost?** € 101.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow) ## Best For - btmeter enthusiasts ## Why This Product - Trusted btmeter brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Data-Driven Decisions:** Stores up to 600 wind data sets, empowering you to track and analyze airflow trends effortlessly. - • **Precision in Every Breeze:** Accurately measures wind velocity from 0.001 to 100 mph with ±3% accuracy for professional-grade HVAC diagnostics. - • **Versatile Airflow Metrics:** Simultaneously displays wind speed, temperature, and airflow volume (CFM/CMM) for comprehensive environmental insights. - • **Readability Meets Function:** Generous 1.69 x 2.36 inch backlit LCD ensures clear visibility in any lighting condition, so you never miss a detail. - • **Ergonomic Extendable Sensor:** User-friendly extendable vane sensor lets you monitor readings comfortably while balancing HVAC or dust collection systems. ## Overview The BTMETER BT-846A Pro HVAC Anemometer is a professional-grade tool designed for precise measurement of wind speed, airflow volume, and temperature. Featuring a wide measurement range, high accuracy, and the ability to record 600 data sets, it supports HVAC professionals and enthusiasts in optimizing air systems. Its extendable sensor and large backlit display enhance usability, making it an essential instrument for airflow diagnostics and environmental monitoring. ## Description BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG : desertcart.co.uk: Business, Industry & Science Review: just what i needed - works great Review: Not as expected - Would not waste your money on this not did not work as should and readings completely off the scale of being right ## Features - Pro Air Flow CFM Anemometer Accurately measures wind velocity in 5 units: m/s, km/h, ft/min, knots, mph. wind temp in / , air flow in CFM CMM. Allows you to record 600 groups of wind data, and comes with carrying storage case that provides good protection and keep everything together. - Higher Range Wind Speed Meter Higher Wind Speed Range: 0.001~100 mph (Accuracy: +/- 3% +/- 0.2 reading), Resolution: 0.001. Air temperature range 32.0-113.0 (0~45), Resolution 0.1. And also provides Current, Max, Min, 2/3 Max, Average of wind velocity, wind flow readings - Airflow CFM MeterBT-846A wind speed gauge measures Wind flow range: CFM 0-999900 ft3/min, Resolution: 0.001-100, Air flow area : 0.001-9999 ft2. You can just set the cross sectional area of the register or vent, the air volume will display in CFM/ CMM synchronously during the air flowing measurement. - Separated Extendable Wind SensorBuilt with user-friendly extendable wind sensor vane, so you can still look at the readings easily while you testing balancing the AC or dust collection system. 1.69 x 2.36 inch large Backlit LCD display can help you read the wind changes easily. - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PVM88GJ | | Best Sellers Rank | 90,795 in Garden ( See Top 100 in Garden ) 20 in Wind Gauges | | Brand | BTMETER | | Country Of Origin | China | | Customer Reviews | 4.2 4.2 out of 5 stars (219) | | Item Dimensions | 8.6 x 3.8 x 16.5 centimetres | | Item Weight | 1.65 Pounds | | Manufacturer | BTMETER | | Material | Metal | | UPC | 778469100677 | ## Product Details - **Brand:** BTMETER - **Item dimensions L x W x H:** 8.6 x 3.8 x 16.5 centimetres - **Item weight:** 1.65 Pounds - **Material:** Metal - **UPC:** 778469100677 ## Images ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 1](https://m.media-amazon.com/images/I/713cFPxPh3L.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Can the auto shutoff be turned off so it remains on to collect data over a day or multiple days?** A: Hi, thanks for asking. Without any key operation and the wind speed sensor is stationary for 5 minutes, it will automatically shut down Feel free to email us for any further questions: BT@BESTMETER.CN **Q: Does it give wet bulb temp** A: Thanks for asking. Sorry, it doesn't. BT-846A anemometer can measure wind temp in Degrees Celsius / Fahrenheit. If you're looking for a CFM anemometer that also measures web bulb temp, you can check BT-866A, here's the link: https://www.amazon.com/dp/B07RXHFF8G BT-866A can also connect to pc for data log, measures wet bulb temp. If you're interested in more details, feel free to email us bt@bestmeter.cn for a manual **Q: Can i connect via usb cable to computer to download data?** A: Thanks for asking. BT-846A doesn't support connect to computer, but BT-856A DOES You can choose BT-856A, and install the software from the included CD or email us : bt@bestmeter.cn for the lastest verion **Q: What is the thickness of the wind vane sensor?** A: If you are asking the thickness of the "wind tunnel" housing for the rotating blade it is about 30 mm ! 1.25 inches . ## Customer Reviews ### ⭐⭐⭐⭐⭐ just what i needed *by R***N on 9 May 2023* works great ### ⭐ Not as expected *by M***E on 20 October 2025* Would not waste your money on this not did not work as should and readings completely off the scale of being right ### ⭐⭐⭐⭐⭐ good *by A***R on 13 November 2025* very good i can now measure my wind ## Frequently Bought Together - BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Manometer, Professional Air Pressure Meter, Dual-Port HVAC Digital Manometer Gas Pressure Tester,12 Selectable Units Differential Pressure Gauge, (Included Battery) - Fieldpiece ASP2 Static Pressure Probes --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow](https://www.desertcart.pt/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-24*