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Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer, Range up to 200,000 Lux, Luxmeter with 4 Digit Color LCD Screen

  • Based on 2,948 reviews
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Availability: In Stock.
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Arrives Tuesday, Oct 6
Order within 16 hours and 32 minutes
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Features

  • Measures luminosity from 0 to 200,000 Lux and ambient temperature
  • High accuracy of 3% rdg 8 dgts (<10,000 Lux), 4% rdg 10 dgts (>10,000 Lux)
  • 4 digital color LCD screen, MIN/Max readings, data hold, auto power off, and low battery indication
  • Wide range of application, use lux light meter for set design, factory, office or home use
  • lightweight and compact, 2 years long period warranty

Description

How to switch from ℃ to ℉? Turn off the meter first, then press and hold the HOLD key (do not release it), and restart the meter while keeping the HOLD key pressed. How to switch from Lux to Fc? With the meter power on, press the FC/LUX button to switch the unit of illuminance. Why it display KLux or KFc? When the reading exceeds 1000, the unit will default to Klux or KFc. 1 Klux = 1000 Lux 1 KFc = 1000 Fc Our ingenious engineers pioneered cutting-edge measurement tools, creating instruments with unmatched precision to empower professionals. We obsess over testing and calibrating every product before it leaves our factory to deliver pinpoint accuracy. Whether you work with light, sound or temperature, URCERI enables mastery through measurement innovation. Our commitment to precision made us trusted leaders across industries.

Manufacturer: ‎URCERI


Part Number: ‎SMT912


Item Weight: ‎5.3 ounces


Product Dimensions: ‎6.87 x 2.2 x 1.2 inches


Item model number: ‎4332004118


Batteries: ‎3 AAA batteries required.


Size: ‎small


Color: ‎Yellow


Power Source: ‎Battery Powered


Item Package Quantity: ‎1


Measurement Accuracy: ‎±3% rdg ± 8 dgts (<10,000 Lux), ±4% rdg ±10 dgts (>10,000 Lux)


Battery Cell Type: ‎Alkaline


Warranty Description: ‎2-Year


Date First Available: September 5, 2017


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Oct 6

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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Top Amazon Reviews


  • Digital light meter
Works well to measure light. Easy to used. Compact.
Reviewed in the United States on June 15, 2026 by Kristy

  • Works Good and Easy to Use
I have houseplants and noticed this year that some of them were weakend and "dying". After talking to someone about my houseplant issues, they mentioned a light meter that they use. He suggested my plants were not getting enough light even though it's very bright in my home. Some of were plants were about 15 feet away which I thought was still bright enough. I eventually researched more on how much light plants should receive when they are in your house. This light meter works great! All I did was install the batteries it came with and turned it on. It was already calibrated. I removed the cover and started measuring the light coming in from my windows. I measured the light in the middle of my room and there is a big difference! I would have never thought it was that big of a difference since my home gets southern exposure sunshine all day! So, yes, this light meter helps! Now, I will position specific plants in certain spots in my home using this intuitive and easy to use light meter! ... show more
Reviewed in the United States on January 11, 2025 by Lourdes

  • Even measures temperature. Just not the one we want.
It works fine for measuring intensity. I think it's hilarious, however, that it measures thermal temperature instead of color temperature. I can almost seen the engineering meeting "Yeah, we want it to measure the color temperature." Engineer: "Huh? Color doesn't have a temperature? Well, temperature is temperature, and we can put in another sensor easily enough..." Final design review: "Did you test the color temperature measurement?" ... "Of course! It measures within 0.2 Degrees!" ... "Wow. Not many of our competitors can do 0.2 degrees. OK, let's make 20,000 of them." ... And then, weeks later, the team proudly presents the first article to the sales team, who replies: "What on Earth is this!?! It was supposed _color_ temperature! Do you even know what that is? You're smart guys, right?" Somebody FINALLY looks up what "Color temperature" is: "Oh poop. Well, now we have 20,000 of them. Too late to change now." ... show more
Reviewed in the United States on April 16, 2026 by Pariah Zero

  • Great device, easy to use and affordable
I had seen this product used on Sheffield Made Plants and wanted to give it a try, as I will be bringing my house plants indoors in the near future, for the winter season. As any plant lover, I want my plants to happy and thriving, and in the most ideal conditions I can provide. Therefore, ensuring they are getting the ideal amount of sunlight is essential. This device has allowed me to check different rooms and distances from the windows, to find the ideal space for my plants to spend the winter months. In addition, because I will be placing them on a wire rack, I will be purchasing Grow Lights to ensure I have the optimal lighting for my plants to thrive this winter. The device fit nicely in the palm of your hand and is quite easy to use, and the instructions are easy to follow. It requires 3 AAA batteries, which the manufacturer has generously provided, which adds to the value for the money. You have the option of Lux or Foot Candles for measuring the light. My only complaint is that it only report the temperature in Celsius and there is no option to report in Fahrenheit. But honestly, if thats the only issue, this little gadget is a steal for all it does and what you get. So, if you're in need of knowing how much natural or artificial light you're getting in a room, buy this. It is a great little device. ... show more
Reviewed in the United States on September 15, 2025 by Jean-Marie Hendricks

  • Determine Brightness in your life
This is a great tool for telling you the lumen in a particular area. I have used this to check my CoolFire LED lights, which they exceeded their advertised brightness. I've also used this to see how much brightness is coming from a floor lamp in a room. While saying a room is bright or not bright is one thing, having the evidence to back it up is another. It's a quality but inexpensive meter that is great for basic everyday use when you need to know how bright an area or something is. It's handheld, which makes it easy to use. ... show more
Reviewed in the United States on August 11, 2025 by R. Blake

  • Fun versatile product
I actually loved having this lumen reader. I bought it because I wanted to do a cool project for my science class in college, but it's come in handy since day two. My mom became really into plants and wanted to test her lighting around her house and she had a great time being able to test it. So it was more useful than I thought. That made it really a versatile product and I think it was pretty accurate. ... show more
Reviewed in the United States on June 20, 2026 by Ashley

  • Quality product
Receive a used product
Reviewed in the United States on August 8, 2025 by Felix U.

  • Very useful
Very handy to know how much light there is in each room. Easy to use. Helps on where I place a houseplant and which ones need to have a grow light for their location. Great value and glad I got it.
Reviewed in the United States on June 11, 2026 by mark g

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