Full technical review FNIRSI DST-210/DST-201

Product Introduction

The FNIRSI DST-210/DST-201 represents a significant advancement in portable electronic testing equipment, ingeniously combining the functionalities of a digital multimeter and an oscilloscope into a single, compact, dial-type tool. This innovative 2-in-1 (or even 3-in-1, considering the reported signal generator function) device is specifically designed to address the common challenge faced by electronics enthusiasts, hobbyists, and professional technicians: the need for multiple, often bulky, instruments for comprehensive circuit analysis. Its unique selling proposition lies in its versatility and portability, making it an indispensable asset for on-the-go diagnostics, home electronics checks, and demanding repair studio environments where space and efficiency are paramount. By integrating essential measurement capabilities, the DST-210/DST-201 streamlines workflows and empowers users to tackle a wide array of electronic projects with unprecedented convenience and precision. Check out our other technical reviews for more hardware testing.

Hardware specifications

Core Specifications: FNIRSI DST-210/DST-201

Model Number: LPM-10A
Brand Name: FNIRSI
Type: Multimeter & Oscilloscope
Certification: CE
Origin: Mainland China
Power Source: Battery (3000mAh included)
Screen Material: 2.8 inches TFT Colorful Screen
Backlight: Adjustable brightness
Charging Power: TYPE-C (5V1A)
Languages: Chinese/English
Product Size: ≈177.43×87.47×34.5mm
Net Weight: ≈300g
High-concerned chemical: None

Available Versions

Available Versions & Selection Guide

The FNIRSI DST series offers two primary versions to cater to different performance needs: the DST-201 and the DST-210. The DST-201 provides an analog bandwidth of 1MHz and a real-time sampling rate of 5MSa/s, making it suitable for basic to intermediate signal analysis. For more demanding applications, the DST-210 steps up with a significantly higher analog bandwidth of 10MHz and a real-time sampling rate of 48MSa/s, offering enhanced capabilities for capturing faster and more complex waveforms. Both models share the core multimeter functionalities and compact design, allowing users to choose based on their specific requirements for oscilloscope performance.

Package Contents

What’s in the Box?

DST-210 Packing List:
1. DST-210 Host *1
2. P6100 Probe *1
3. Crocodile clip probe *1
4. Multimeter Probe *1
5. Charging cable *1
6. User Manual *1
7. Packing Box *1

DST-201 Packing List:
1. DST-201 Host *1
2. Crocodile clip probe *1
3. Multimeter Probe *1
4. Charging cable *1
5. User Manual *1
6. Packing Box *1

Features and benefits

Why I love FNIRSI DST-210/DST-201

Integrated 2-in-1 (or 3-in-1) Functionality: The FNIRSI DST-210/DST-201 masterfully combines a comprehensive digital multimeter with a powerful oscilloscope, and as noted by some users, even includes a signal generator function up to 50 KHz. This integration means users no longer need to carry multiple bulky instruments, significantly reducing clutter on the workbench and making it an ideal portable solution for field service, home electronics checks, and professional repair studios. This versatility saves both space and cost, providing an all-in-one diagnostic powerhouse.
High-Performance Oscilloscope Capabilities: The DST-210 model offers an impressive 10MHz analog bandwidth and a real-time sampling rate of 48MSa/s, while the DST-201 provides a 1MHz bandwidth and 5MSa/s. Both units feature a 1MΩ input impedance and support AC/DC coupling, allowing for accurate signal acquisition across various circuit types. With a test voltage range of 80Vpp (±40V) using a 1:1 probe and up to 800Vpp (±400V) with a 10:1 probe, these devices are capable of analyzing a wide spectrum of electrical signals, from low-voltage control signals to higher power circuits, crucial for in-depth troubleshooting and design verification.
Comprehensive Multimeter Functions with High Accuracy: This device delivers extensive measurement capabilities, including DC Voltage up to 1000V with an accuracy of ±(0.5%+3) and AC Voltage up to 750V with ±(1.0%+3) accuracy. For current measurements, it handles DC Current up to 9.999A with ±(1.2%+3) accuracy and AC Current up to 9.999A with ±(1.5%+3) accuracy. Resistance can be measured from 199.99Ω to 19.999MΩ with varying accuracies, and Capacitance ranges from 9.999nF to 99.99mF. Furthermore, it supports frequency measurements up to 9.999MHz, temperature measurement from -55°C to 1300°C (or -67°F to 2372°F) with ±(2.5%+5) accuracy, diode testing, continuity checks, and single probe AC voltage measurement (LIVE), making it a truly versatile tool for detailed electrical diagnostics.
User-Friendly Design and Exceptional Portability: Equipped with a vibrant 2.8-inch TFT colorful screen, the DST-210/DST-201 ensures clear and intuitive data visualization, complemented by adjustable backlight brightness for optimal readability in diverse lighting conditions. Its compact dimensions of approximately 177.43×87.47×34.5mm and a lightweight design of around 300g make it incredibly portable and easy to handle, fitting comfortably in one hand or a tool bag. The integrated 3000mAh battery, rechargeable via a convenient TYPE-C (5V1A) port, provides ample power for extended operation, enhancing its utility for prolonged diagnostic sessions without constant recharging.
Advanced Oscilloscope Analysis Features: Beyond basic waveform display, the oscilloscope function offers advanced features for in-depth signal analysis. It provides a vertical sensitivity range from 10mV/div to 10V/div (for X1 gear) and adjustable vertical displacement, allowing precise positioning of waveforms. The wide level time base, ranging from 50ns to 20s for the DST-210 (and 500ns to 20s for the DST-201), enables detailed examination of both fast transients and slow-changing signals. Users benefit from Auto, Normal, and Single trigger modes, with support for both rising and falling edge triggering and adjustable trigger levels. The inclusion of a waveform freeze (HOLD) function and automatic measurements (Maximum, Minimum, Average, RMS, VPP, Frequency, Period, Duty Cycle) further empowers users to capture and thoroughly analyze complex signal characteristics.

Pros and Cons

Strengths & Weaknesses:

What I Like

Integrated multimeter, oscilloscope, and signal generator (up to 50KHz) in one compact device.
High analog bandwidth (10MHz for DST-210) and sampling rate (48MSa/s for DST-210) for detailed waveform analysis.
Comprehensive multimeter functions with good accuracy for various electrical measurements, including temperature, diode, and continuity.
Portable design with a 2.8-inch colorful TFT screen and 3000mAh rechargeable battery via Type-C.
Adjustable backlight and multiple trigger modes (Auto/Normal/Single, Rising/Falling Edge) for oscilloscope
Includes auto measurement features (Max, Min, Average, RMS, VPP, Frequency, Period, Duty Cycle) for waveform analysis.
Good build quality and excellent packaging reported by numerous users.
Supports internal temperature sensor and external K-type thermocouple for wide temperature range measurement.
Ability to view screenshots on a computer for documentation and further analysis.

Points to Consider

Limited signal generator frequency (up to 50KHz) may not suffice for all applications.
Absence of explicit probe resistance calibration feature, which some advanced users might desire.
Battery life, while 3000mAh, might be perceived as short for very intensive, prolonged use (some users report 2-3 weeks for non-intensive use).
Menu language is primarily Chinese/English, lacking a Russian option, which can be a barrier for some users.
A user reported an issue with AC/DC auto-detection in multimeter mode for variable voltage measurements.
The oscilloscope probe might not be considered very convenient or robust by some users.
Delivery times can be inconsistent or prolonged for certain regions, leading to user frustration.
Some users wished for a better display quality or different probe colors.

Price and Availability

Where to Buy & Customer Reviews

Check Price on AliExpress (Best Value)

AliExpress

Find on eBay (New & Used)

ebay

As an Amazon Associate, eBay Partner, and AliExpress affiliate, I may receive compensation if you make a purchase through the links on this page at no extra cost to you. This supports my technical reviews and independent hardware testing.

Store info

STORE

⭐ 98.6% Positive Feedback | 123.0K Followers

Name:	FNIRSI Official Store
Store no.:	2939001
Location:	China
Open since:	Feb 26, 2017

Detailed seller ratings

Item as Described	4.9 Above Average
Communication	4.9 Above Average
Shipping Speed	4.9 Above Average

OTHER GOODS

User reviews

User Reviews & Feedback Analysis ⭐ 4.9 (157) | Sold (500+)

Reviews FNIRSI DST-210/DST-201

Authentic Feedback Analysis:
⭐ 5.0/5 | A***r: Amazing unit. Very high quality and works very well. Fast shipping from this trusted supplier. 5 Stars !!!
⭐ 5.0/5 | C***n: I’ve used it little so far. So far so good.
⭐ 5.0/5 | A***u: Good quality
⭐ 5.0/5 | AliExpress Shopper: good, works
⭐ 5.0/5 | AliExpress Shopper: It’s a really good multimeter, with an oscilloscope and built-in temperature sensor.
⭐ 5.0/5 | AliExpress Shopper: Great 👍🏻 I like never seeing it 1 new 100%
⭐ 5.0/5 | K***v: The quality of Finirsi is unique. Five stars. Thank you
⭐ 5.0/5 | K***w: Everything is ok. I recommend it.
⭐ 4.0/5 | М***: Neat working device. I repair various simple electronics, it suits me. The disadvantage is the small generator frequency.
⭐ 5.0/5 | D***K: everything arrived quickly, works well, I hope it pays for itself quickly, thank you very much to the seller
⭐ 5.0/5 | К***ч: Everything is top-notch. Quality, packaging. Performance. Thank you to the seller for the product.
⭐ 5.0/5 | Р***ч: all ok
⭐ 5.0/5 | Е***Ч: Everything is great, the device is good. Thank you.
⭐ 5.0/5 | А***ч: everything is super. works as it should. the probes are thin, the display could be a little better. there is a stand on the back. very satisfied. fast delivery.
⭐ 5.0/5 | Н***ч: Everything is good, everything works. Thank you to the seller for a quality product!
⭐ 5.0/5 | AliExpress Shopper: arrived in 10 days without problems, received at Russian Post. External condition is excellent, turned on, not yet tested in operation
⭐ 5.0/5 | З***ч: Delivered quickly, everything intact, functional. I recommend the seller, everything is packed and shipped as soon as possible.
⭐ 5.0/5 | А***ь: I ordered a multimeter-oscilloscope and was afraid that what was written would arrive)) But what I wanted arrived. Don’t skimp on translators))
⭐ 5.0/5 | К***й: Cool! Figuring out the functions.
⭐ 5.0/5 | М***ч: Can’t measure megahertz, figuring it out.
⭐ 5.0/5 | П***ч: The seller’s name is strange, but the multimeter with oscilloscope is good. I checked it with an analog generator. Haven’t gotten to repairing equipment yet.
⭐ 5.0/5 | Г***ч: not bad
⭐ 5.0/5 | Б***ч: normal thing, works, I liked it
⭐ 5.0/5 | С***ч: Normal multimeter.
⭐ 5.0/5 | Е***а: description matches
⭐ 5.0/5 | Т***ч: description matches
⭐ 1.0/5 | Ж***ч: Refused
⭐ 5.0/5 | К***ч: excellent delivery via post office. quality is felt in everything, I will write about operation in a year
⭐ 5.0/5 | К***ч: excellent
⭐ 5.0/5 | Ш***ч: excellent device, everything is good, at the request of the sellers they put a thermal probe, thank you very much, everything is super
⭐ 5.0/5 | Ш***ч: Excellent good device all modes work thank you seller !!!
⭐ 5.0/5 | А***ч: excellent.
⭐ 5.0/5 | Д***ч: excellent tool, everything stated works well. arrived fully charged, excellent packaging.
⭐ 5.0/5 | Е***ч: Excellent multimeter, works correctly on all parameters and is accurate in readings. Fnirsi – well done!; the best in the electronics market. Recommended.
⭐ 5.0/5 | Ш***ч: Excellent device! No words, only feelings! Thanks to the seller.
⭐ 5.0/5 | Б***ч: Excellent device! Thanks to the seller!
⭐ 5.0/5 | К***ч: Excellent device. Bought a second one.
⭐ 5.0/5 | М***ч: Excellent tester, also with a generator and oscilloscope. Even if it’s called a cordless screwdriver in the title :-). I’ve already bought two. It’s quite suitable for my tasks.
⭐ 5.0/5 | П***ч: Excellent product! Excellent seller! Great product! Great seller!
⭐ 5.0/5 | Г***ч: Excellent functionality, quality packaging
⭐ 3.0/5 | M***h: very long delivery two and a half months to Belarus
⭐ 5.0/5 | Л***ч: Very useful thing. Great device. We recommend purchasing it.
⭐ 5.0/5 | И***ч: Shows readings. First impression is good. No Russian, which is understandable. Bought as a New Year’s gift. My son is very happy! The device itself is in a branded box. The shipping box is made of dense foam. Everything arrived intact.
⭐ 5.0/5 | Д***ч: It’s clear that this is not a screwdriver, but a 3-in-1 multimeter: Multimeter, Signal generator up to 50 KHz, Oscilloscope with a bandwidth up to 10 MHz. For many amateur purposes, it is quite sufficient. I recommend it.
⭐ 4.0/5 | AliExpress Shopper: Got a quiet continuity test and wished the glue color was red.
⭐ 1.0/5 | Б***ч: the parcel did not arrive. lost.
⭐ 5.0/5 | м***ч: wonderful device. very convenient. accurate readings. excellent appearance. I advise radio amateurs to purchase it.
⭐ 4.0/5 | г***ч: The device seems okay, but it took a very long time to arrive.
⭐ 5.0/5 | Ш***ч: the device can do everything, excellent. if there was Russian language and inductance testing, it would be priceless.
⭐ 3.0/5 | С***в: The device is excellent, everyone likes it! But the lack of probe resistance calibration is a big drawback in such an advanced device. The battery drains very quickly, lasts 2-3 weeks of non-intensive use.
⭐ 5.0/5 | Л***ч: I really liked the device, packaging, design, functions, menu, excellent probes, everything is just super.
⭐ 5.0/5 | А***в: Received the device, everything works, but delivery was two weeks late.
⭐ 5.0/5 | Ф***ч: the device works, haven’t tested it in action, everything is ok
⭐ 5.0/5 | Ф***ч: The device works, all modes show a desire to work 🙂 There is an internal temperature sensor and a standard K-type thermocouple can be connected. It is possible to view screenshots on a computer.
⭐ 5.0/5 | Ф***: The device is working, the packaging is excellent, the description matches, it arrived almost within the stated time. Photos attached.
⭐ 5.0/5 | С***ч: The device is accurate, very convenient 👍
⭐ 5.0/5 | П***ч: AWESOME-BOMB, checked with Mostech, voltage and resistance match. Unfolds sine wave from generator up to 10 MHz. At 10 MHz, naturally -3dB. Overall, I’m happy as a clam. I recommend it!
⭐ 5.0/5 | Ш***ч: Five stars. Excellent product. Tested, everything works. I recommend the seller.
⭐ 5.0/5 | Л***ч: works 🙂 there was a delivery delay, I bought it before New Year.
⭐ 5.0/5 | Ш***ч: works as stated, the oscilloscope probe is not very convenient.
⭐ 2.0/5 | А***н: The product itself is normal, BUT! Instead of December 14th, I received it on January 14th! And it was ordered as a New Year’s gift.
⭐ 5.0/5 | AliExpress Shopper: corresponds to the description. menu in English. original box.
⭐ 5.0/5 | Ф***ч: Super gadget, looks great, functionality is just a bomb
⭐ 5.0/5 | Н***ч: super.
⭐ 5.0/5 | Б***ч: Super. Excellent packaging. The device arrived in the best condition.
⭐ 1.0/5 | С***ч: the product did not arrive. 2 months of promises from the seller that the product is somewhere on the way
⭐ 5.0/5 | А***ч: excellent quality product, everything works perfectly. a Russian instruction would not hurt.
⭐ 5.0/5 | С***ч: excellent product, delivery is complete junk !!! delayed …
⭐ 5.0/5 | П***ч: The product is excellent, no damage; works 100%, I’m thrilled, the quality of the product is beyond words, well done!!!!
⭐ 5.0/5 | Т***в: Received the product, delivery to Khabarovsk in 2 weeks! Packed perfectly like a mobile phone. The device arrived with a 97 percent charged battery, everything works, switches in all modes. The package corresponds to what the seller stated! Definitely five stars. I recommend the store.
⭐ 5.0/5 | У***ч: The product is worth its money. you can buy it.
⭐ 3.0/5 | М***ч: Received the 3-in-1 universal multimeter, everything is fine except that in AC/DC mode, when measuring AC voltage, it does not determine whether it is AC or DC voltage and does not switch to its mode, but measures AC voltage as DC voltage.
⭐ 5.0/5 | м***ч: good multimeter
⭐ 5.0/5 | И***ч: good multimeter, you can take it!
⭐ 5.0/5 | Б***ч: Good device for the money.
⭐ 5.0/5 | Р***ч: Good device, well made, parameters correspond to the description. Wishes: add Russian translation to the instructions, indicate if there is overvoltage and overcurrent protection on different ranges, add reset to 0 when measuring R.
⭐ 5.0/5 | К***ч: Good device. Arrived safe and sound! Very well packed! Foam, bubble wrap, product box, I recommend! Thanks to the seller!
⭐ 5.0/5 | Т***ч: Well packed, used it a bit, a decent device. Only the instructions are in English. How it will behave, time will tell.
⭐ 5.0/5 | Ш***ч: Good.
⭐ 5.0/5 | С***ч: This is an amazing device (and there is even a two-channel device a little more expensive)!
⭐ 5.0/5 | К***ч: This manufacturer is currently at the TOP!
⭐ 5.0/5 | М***ч: I can’t change the menu language. It’s hard for me to work with Chinese.
⭐ 5.0/5 | AliExpress Shopper: A legendary device compared to its price and it replaces an oscilloscope. I highly recommend buying it, especially for repairing electronic boards or for learning. + Fast delivery
⭐ 5.0/5 | М***ч: 👍

Pinout and Interface Map

PRODUCT PARAMETER FNIRSI DST-210/DST-201

FNIRSI 1C15

Comparison table

Technical Specifications & Comparison FNIRSI DST-210/DST-201

Parameter	Specification (DST-210)	Specification (DST-201)	Notes
Device Parameters
Screen Material	2.8 inches TFT Colorful Screen
Backlight	Backlight brightness adjustable
Charging Power	TYPE-C (5V1A)
Battery	3000mAh
Languages	Chinese/English
Product Size	≈177.43×87.47×34.5mm
Net Weight	≈300g
Multimeter Parameters
DC Voltage	1.9999V/19.999V/199.99V/1000V		±(0.5%+3)
AC Voltage	1.9999V/19.999V/199.99V/750.0V		±(1.0%+3)
DC Current	19.999mA/199.99mA/1.9999A/9.999A		±(1.2%+3)
AC Current	19.999mA/199.99mA/1.9999A/9.999A		±(1.5%+3)
Resistance	19.999MΩ/1.9999MΩ/199.99KΩ/19.999KΩ 1.9999KΩ/199.99Ω		±(0.5%+3) ±(2.0%+3)
Capacitance	999.9uF/99.99uF/9.999uF/999.9nF/ 99.99nF/9.999nF 9.999mF/99.99mF		±(2.0%+5) ±(5.0%+20)
Frequency	9.999MHz/999.9KHz/99.99KHz/9.999KHz/ 999.99Hz/99.99Hz/9.999Hz		±(0.1%+2)
Temperature	(-55~1300°C)/(-67~2372°F)		±(2.5%+5)
Diode/Continuity	YES
Single Probe AC Voltage Measurement (LIVE)	YES
Oscilloscope Parameters
Real-time Sampling rate	48MSa/s	5MSa/s
Analog Bandwidth	10MHz	1MHz
Input Impedance	1MΩ
Coupling Mode	AC/DC
Test Voltage Range	1:1 Probe: 80Vpp (±40V) 10:1 Probe: 800Vpp (±400V)		Oscilloscope sets X1/X10 gear
Vertical Sensitivity	10mV/div~10V/div		X1 gear
Vertical Displacement	Adjustable with indicators
Level Time Base	50ns~20s	500ns~20s
Trigger Mode	Auto/Normal/Single
Trigger Type	Rising Edge & Falling Edge
Trigger Level	Adjustable with indicators
Waveform Freeze	Support (HOLD function)
Auto Measurement	Maximum, Minimum, Average, RMS, VPP, Frequency, Period, Duty Cycle

Final summary

Final Verdict: FNIRSI DST-210/DST-201

The FNIRSI DST-210/DST-201 stands out as an exceptionally valuable and versatile tool for anyone involved in electronics, from hobbyists to professional repair technicians. Its ability to seamlessly integrate a high-performance multimeter, a capable oscilloscope, and even a basic signal generator into a single, portable, and user-friendly device makes it a compelling choice. While some minor drawbacks exist, such as the limited signal generator frequency or the absence of Russian language support, these are largely overshadowed by the sheer utility and convenience it offers. For those seeking a compact, all-in-one solution for diagnostics, troubleshooting, and general electronics work, the DST-210 (with its superior bandwidth) represents an excellent investment, providing significant value for its price point. Its robust feature set and portability make it an ideal companion for both bench work and on-site repairs, solidifying its position as a highly recommended piece of test equipment. For more in-depth analyses, visit andibond.com.

FULL TECHNICAL REVIEW FNIRSI DST-210/DST-201 2-in-1 Dial-Type Tool