---
product_id: 667284651
title: "FNIRSI 2C53T 3-in-1 50MHz 2CH Oscilloscope Multimeter DDS Signal Generator | 250MSa/s Sampling, 19999 Counts Multimeter, Handheld Protable Oscilloscope, Auto Measurement for Automotive Electronic Repair"
brand: "fnirsi"
price: "¥30301"
currency: JPY
in_stock: true
reviews_count: 13
category: "Fnirsi"
url: https://www.desertcart.jp/products/667284651-fnirsi-2c53t-3-in-1-50mhz-2ch-oscilloscope-multimeter-dds
store_origin: JP
region: Japan
---

# 19999 counts multimeter precision 50MHz bandwidth oscilloscope 13 waveform signal generator FNIRSI 2C53T 3-in-1 50MHz 2CH Oscilloscope Multimeter DDS Signal Generator | 250MSa/s Sampling, 19999 Counts Multimeter, Handheld Protable Oscilloscope, Auto Measurement for Automotive Electronic Repair

**Brand:** fnirsi
**Price:** ¥30301
**Availability:** ✅ In Stock

## Summary

> ⚙️ Your pocket lab powerhouse — never miss a signal, never miss a beat!

## Quick Answers

- **What is this?** FNIRSI 2C53T 3-in-1 50MHz 2CH Oscilloscope Multimeter DDS Signal Generator | 250MSa/s Sampling, 19999 Counts Multimeter, Handheld Protable Oscilloscope, Auto Measurement for Automotive Electronic Repair by fnirsi
- **How much does it cost?** ¥30301 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/667284651-fnirsi-2c53t-3-in-1-50mhz-2ch-oscilloscope-multimeter-dds)

## Best For

- fnirsi enthusiasts

## Why This Product

- Trusted fnirsi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **User-Centric UI:** Multi-language support, grid clarity adjustment & intuitive controls for fast mastery
- • **Smart Save & Share:** One-click waveform image saving & Type-C PC export keeps your data at your fingertips
- • **Triple Threat Tech:** Oscilloscope, Multimeter & Signal Generator all-in-one for ultimate bench efficiency
- • **Pro-Level Precision:** 50MHz bandwidth & 250MSa/s sampling rate capture every detail with clarity
- • **Powerful Portability:** Compact 400g design with 3000mAh battery for 6 hours of uninterrupted field use

## Overview

The FNIRSI 2C53T is a cutting-edge 3-in-1 handheld device combining a 50MHz 2-channel oscilloscope, a 4.5-digit 19999-count multimeter, and a 13-waveform DDS signal generator. Designed for professionals and hobbyists alike, it features a bright 2.8-inch LCD, 250MSa/s sampling, advanced math and XY modes, and a robust 3000mAh battery for up to 6 hours of portable use. With smart saving functions and Type-C connectivity, it streamlines complex diagnostics into one sleek, powerful tool.

## Description

FNIRSI 2C53T 3-in-1 50MHz 2CH Oscilloscope Multimeter DDS Signal Generator | 250MSa/s Sampling, 19999 Counts Multimeter, Handheld Protable Oscilloscope, Auto Measurement for Automotive Electronic Repair: desertcart.com: Industrial & Scientific

Review: A Pocket Lab That Actually Keeps Up - Working with electronics on the bench (and sometimes in the field), I didn’t expect something this compact to replace multiple tools—but the FNIRSI 2C53T genuinely surprised me. Three Tools, One Device—And It’s Not a Gimmick Instead of juggling a scope, multimeter, and signal generator, I’ve got all three in one unit. It’s not just a “nice to have”—it actually saves space and speeds up troubleshooting. The device combines these functions into a single compact package, essentially replacing multiple instruments in one go. Performance That Punches Above Its Size For a handheld unit, the 50MHz bandwidth and 250MS/s sampling rate are more than enough for most embedded work, power electronics debugging, and general signal analysis. It captures signals cleanly, and the display is bright and easy to read. Great for Real-World Debugging I’ve used it on microcontroller projects, power supplies, and even quick field diagnostics. The built-in battery lasts several hours, which makes it practical when I’m not near my main bench setup. Feature-Rich Without Being Overwhelming Things like XY mode, persistence, and waveform math are included, which you don’t usually expect at this price point. The interface is straightforward enough that I didn’t need to dig through a manual to get started. A Legit Tool for Hobbyists and Pros This isn’t replacing a high-end bench oscilloscope—but it’s not trying to. For portability, versatility, and value, it’s one of those tools I keep reaching for more than I expected.
Review: Excellent portable scopemeter - At this point I've lost track of how much FNIRSI equipment I own. I have at least two oscilloscopes and two of these scopemeters, plus a Geiger counter/RF/magnetic field meter, LCR meter, volatile gas detector, portable soldering iron, and I'm not even sure what else :) This is another nice, inexpensive product with loads of features and excellent build quality. I bought it because I need to set up a mobile lab and while I don't often need a scope on the road, I OCCASIONALLY need one, so buying a scopemeter was the right path. Like all of FNIRSI's multifunction devices, it's packed with useful features. All the probes you'd need are included. Multimeter and oscilloscope are full-function and the display is bright and legible for both. If you're used to FNIRSI's touchscreen scopes, well, this isn't like that - it is more like a traditional buttons-and-knobs scope, but not quite. The learning curve isn't too bad and you'll be familiar with it in a half-hour of tinkering. UI defaults to Chinese, or at least it did for me - if you don't read Chinese, you'll have to navigate blind to the settings screen, where - luckily - Chinese/English selection is the first option. It's pretty obvious how to get there. Chinese is also the first language in the instruction manual but the English version is right after it and is easy to understand. Another great product!

## Features

- 【Newly Version】The 2C53T is an upgraded version of the 2C23T, which improves the measuring range and adds math operation，cursor measurement，persistence mode，XY mode features
- 【2 Channel Oscilloscope】50 MHz bandwidth, 250 MSa/s sampling rate, 1 Kpts record depth, automatic measurement function, max voltage 400 V, vertical sensitivity 10mV/div-10V/div , support waveform image storage and export
- 【4.5-Digit 19999 Counts Multimeter】AC Voltage: 0-750 V, DC Voltage: 0-999.9 V, DC/AC Current: 0-9.999 A, Resistance: 0-19.99 MΩ, Capacitance: 0-99.99 mF, Continuity Measurement. Multi-function meter for professionals, schools and hobbyists
- 【Signal Generator】The maximum waveform output frequency can reach 50 kHz and a step of 1 Hz, and can output 13 waveforms
- 【Save function】one-click save, screening function. You can upload the saved image by connecting to PC via Type-C. You can easily compare the waveforms by displaying the reference waveform and the measured waveform on the same screen
- 【Excellent Design】The Oscilloscope adopts FPGA+MCU+ADC hardware architecture, built-in high-voltage protection module, adopts 2.8 inch LCD display, built-in 3000 mAh battery, standby time up to 6 H, Type-C interface supports 5 V/1 A charging
- 【Language Switch】After powering on the device, press the left or right directional buttons to enter System Settings, then select the Language option to switch languages.
- 【Grid Clarity Adjustment】After entering system settings, select Sound and Light. Raise screen brightness to make grid lines sharp and clear.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D6VX6BFL |
| Best Sellers Rank | #3,581 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Lab Oscilloscopes |
| Brand | FNIRSI |
| Brand Name | FNIRSI |
| Color | black |
| Compatible Devices | Oscilloscopes, Multimeters, Signal Generators, Computers, Electronic Testing and Measurement Devices |
| Customer Reviews | 4.3 out of 5 stars 838 Reviews |
| Included Components | 10X Probe, Crocodile Clip Probe, Multimeter Probe, Type-C Cable, Storage Case |
| Item Dimensions | 6.57 x 3.5 x 1.38 inches |
| Item Weight | 400 g |
| Item dimensions L x W x H | 6.57 x 3.5 x 1.38 inches |
| Manufacturer | FNIRSI |
| Measurement Type | Multimeter |
| Model | FNIRSI-2C53T |
| Number of Items | 1 |
| Part Number | 2C53T |
| Power Source | Battery Powered |
| Unit Count | 1 Count |
| Upper Temperature Rating | 1300 Kelvin |

## Product Details

- **Brand:** FNIRSI
- **Color:** black
- **Item Weight:** 400 g
- **Item dimensions L x W x H:** 6.57 x 3.5 x 1.38 inches
- **Power Source:** Battery Powered

## Images

![FNIRSI 2C53T 3-in-1 50MHz 2CH Oscilloscope Multimeter DDS Signal Generator | 250MSa/s Sampling, 19999 Counts Multimeter, Handheld Protable Oscilloscope, Auto Measurement for Automotive Electronic Repair - Image 1](https://m.media-amazon.com/images/I/71IJ7e2BilL.jpg)

## Questions & Answers

**Q: How to fix blurry grid display?**
A: Go to system settings and select Sound and Light. Increase screen brightness here to sharpen the grid lines.

**Q: How do I restart the device if it freezes?**
A: There's a tiny hole next to the USB port on the side. Press it to reboot the device.

## Customer Reviews

### ⭐⭐⭐⭐⭐ A Pocket Lab That Actually Keeps Up
*by J***. on April 29, 2026*

Working with electronics on the bench (and sometimes in the field), I didn’t expect something this compact to replace multiple tools—but the FNIRSI 2C53T genuinely surprised me. Three Tools, One Device—And It’s Not a Gimmick Instead of juggling a scope, multimeter, and signal generator, I’ve got all three in one unit. It’s not just a “nice to have”—it actually saves space and speeds up troubleshooting. The device combines these functions into a single compact package, essentially replacing multiple instruments in one go. Performance That Punches Above Its Size For a handheld unit, the 50MHz bandwidth and 250MS/s sampling rate are more than enough for most embedded work, power electronics debugging, and general signal analysis. It captures signals cleanly, and the display is bright and easy to read. Great for Real-World Debugging I’ve used it on microcontroller projects, power supplies, and even quick field diagnostics. The built-in battery lasts several hours, which makes it practical when I’m not near my main bench setup. Feature-Rich Without Being Overwhelming Things like XY mode, persistence, and waveform math are included, which you don’t usually expect at this price point. The interface is straightforward enough that I didn’t need to dig through a manual to get started. A Legit Tool for Hobbyists and Pros This isn’t replacing a high-end bench oscilloscope—but it’s not trying to. For portability, versatility, and value, it’s one of those tools I keep reaching for more than I expected.

### ⭐⭐⭐⭐⭐ Excellent portable scopemeter
*by L***S on May 11, 2026*

At this point I've lost track of how much FNIRSI equipment I own. I have at least two oscilloscopes and two of these scopemeters, plus a Geiger counter/RF/magnetic field meter, LCR meter, volatile gas detector, portable soldering iron, and I'm not even sure what else :) This is another nice, inexpensive product with loads of features and excellent build quality. I bought it because I need to set up a mobile lab and while I don't often need a scope on the road, I OCCASIONALLY need one, so buying a scopemeter was the right path. Like all of FNIRSI's multifunction devices, it's packed with useful features. All the probes you'd need are included. Multimeter and oscilloscope are full-function and the display is bright and legible for both. If you're used to FNIRSI's touchscreen scopes, well, this isn't like that - it is more like a traditional buttons-and-knobs scope, but not quite. The learning curve isn't too bad and you'll be familiar with it in a half-hour of tinkering. UI defaults to Chinese, or at least it did for me - if you don't read Chinese, you'll have to navigate blind to the settings screen, where - luckily - Chinese/English selection is the first option. It's pretty obvious how to get there. Chinese is also the first language in the instruction manual but the English version is right after it and is easy to understand. Another great product!

### ⭐⭐⭐⭐ Overall good value. Display can lock up with no means to recover
*by A***Y on December 19, 2025*

This works pretty close to its claims and is undoubtedly a good value. The bandwidth claim is more honest than many others out there, that's for sure. And I have tested many. My test equipment only goes up to 40 MHz but handled up to a 40 MHz sine wave without any amplitude degradation. That's the good news. The bad news is that the amplitude INCREASED with the frequency both as the displayed waveform and the calculated value displayed. A 10 Vp-p 100 kHz sine wave showed as 10.25 Vp-p. This kept increasing with frequency until it showed 11.9 Vp-p for a 10 Vp-p sine wave. But there was one highly annoying behavior. When you press AUTO, it automatically sets volts/division and the timebase but sometimes gets confused. Such as if I suddenly gave it a 30 MHz square wave. It continues to display "Awaiting Auto Measurement." I pressed every button to try and get out of it. Even the POWER button would not work. I disconnected the signal, and it continued to be "locked up." After another minute, it magically cleared itself. Total time was over two minutes. I saw this several times. An annoyance like this is really enough to give zero stars and reject the item outright. But its price is so low and so much of it works reasonably well that it is still worth considering. But the manufacturer REALLY should not have a design can lock up the system leaving you helpless. If this happens to you much, you will probably give up on "AUTO" and make those settings manually. I also focused on AC voltage measurement. The manufacturer does not state the AC frequency response in advertising, and not even in their manual. (It is an important spec and should at least be in the manual.). A query to them produced an answer that is about 450 Hz. So, it is minimal, but that is common for most inexpensive meters. In testing, it was excellent for a sine wave up to 1.5 kHz. The manufacturer also said it was not "True RMS." This usually means a square wave reading will be 11% too high. But a 400 Hz 10 Vp-p square wave read 9.732 Vac (10.000 would be perfect). The device may be trying to figure out something about the AC wave shape after all.

## Frequently Bought Together

- FNIRSI 2C53T Upgraded Handheld Oscilloscope, 50MHz Bandwidth, 3IN1 Digital Oscilloscope Multimeter DDS Generator, 250MS/s Sampling Rate, 19999 Counts, Voltage, Current, Capacitor, Resistor, Diode Test
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- FNIRSI LCR-ST1 10KHz LCR Meter Tweezer, Mini Smart SMD Tester, ESR Meter, Multimeter, Capacitance Inductance Continuity Diode Tester, Auto Component Recognition Electronic Component Analyze

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-24*