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Pros & Cons
pros
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Easy Usage
Customers are highly satisfied with the ease of use and versatility of the FNIRSI 3 in 1 Handheld Oscilloscope Multimeter DDS Generator. They find it a handy tool for various applications, from setting amp gains to diagnosing blown transistors, and appreciate its accuracy and quick response time. The portable design makes it ideal for use on the go, and many customers have replaced their old multimeters with this one due to its user-friendly interface and extensive features.
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Dual Channel Capability
Customers have generally positive opinions about the dual channel capability of the FNIRSI 3 in 1 Handheld Oscilloscope Multimeter DDS Generator. They appreciate the ability to monitor two signals simultaneously and the color-coded probes for easy identification. However, some users have reported issues with the oscilloscope functionality, including glitching on sine wave outputs and difficulty using BNC connectors. Despite these concerns, most customers find the product to be an excellent value for its price range.
Bright Display
Customers generally praise the bright and easy-to-read display of the oscilloscope multimeter. However, some users have reported issues with image quality and inconsistencies in the display.
Rechargeable Battery
Customers are generally positive about the rechargeable battery of the oscilloscope multimeter, praising its quick charging capability via USB-C and long battery life for most users. However, a few customers have reported issues with the battery not holding a charge over extended periods of use.

Highlights
Quality
If you are in hvac, car repair, systems or any small voltage repair this is a very unique tool to have
The oscilloscope offers sufficient bandwidth and sampling rate for general electronics troubleshooting while the multimeter pro... Read More
Put this o scope on the high voltage dc side and could clearly see the rectifier had failed and it had ac and dc present.
I used it for a solid week on a few different projects i needed a scope for and then one day it stopped taking a charge.
Price
Worth the money you won't be disappointed
Wish it had diode test beep but for it's price i'm happy until i can afford a real lab oscilloscope
Oscilloscope is not perfect, but extremely good for the price.
Packaging/appearance
I adore the fact i have a multimeter and oscilloscope in one package.
I received a burned up audio amplifier and decided to take a crack at repair.
Competitiveness
Common waveforms are available, including sine, square, and dc.
Overview
- How are reviewers describing this item?
great, good, easy, signal and accurate. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has analyzed and discovered that 77.7% of the reviews are reliable.
- This product had a total of 252 reviews as of our last analysis date on Feb 10 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
I received a burned up audio amplifier and decided to take a crack at repair
Posted by a reviewer on Amazon
Put this o scope on the high voltage dc side and could clearly see the rectifier had failed and it had ac and dc present
Posted by a reviewer on Amazon
We were excited to get this multifunction electronic oscilloscope
Posted by a reviewer on Amazon
And heres something thats a huge plus
Posted by a reviewer on Amazon
For the record i was just checking the batteries in some of my meters and found one of the aas in my expensive milwaukee clampon meter had conveniently leaked
Posted by a reviewer on Amazon
So i had to clean that leakage damage out of my meter which wasnt fun
Posted by a reviewer on Amazon
The display is bright and easy to read though i havent tried it in direct sunlight ohio doesnt have a lot of sunlight in late november
Posted by a reviewer on Amazon
First it only comes with 1 probe set
Review Count History
Price History
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