FNIRSI 5012H Digital Handheld Pocket Oscilloscope


Product Details

Basic Specifications:

- Analog Bandwidth: 100MHz

- Maximum Real-Time Sampling Rate: 500MS/s

- Vertical Sensitivity: 50 mV/div ~ 100 V/div

- Horizontal Time Base Range: 50S/div ~ 6nS/div

- Maximum Test Voltage: 80V (1X probe), 800V (10X probe)

- Storage Depth: 128KB

- Input Resistance: 1M

- ADC Precision: 8 bits

- Coupling Mode: AC/DC

- Trigger Mode: Single, Normal, Auto

- Trigger Edge: Ascending/Descending Edge

- External Trigger Voltage: 0-80V

- Display: 2.4 inch - 320*240

- Power Supply: 3000mAh Lithium Battery

- Size: 114mm x 74mm x 33mm

- Weight: 250g


FNIRSI-5012H is a fully functional, cost-effective handheld oscilloscope aimed at users in the maintenance and R&D industries. Equipping with100MHz analog bandwidth and a real-time sampling rate of 500MS/s. Built-in high voltage protection module, up to 400V continuous voltage and 800V peak voltage. With 2.4-inch 320*240 resolution high-definition LCD screen. 64M storage space, can store up to 2000 waveform pictures. Built-in 3000mah high-quality lithium battery, battery life up to 12 hours. And also with high-quality silicone protective case, anti-slip and anti-fall, soft and comfortable.

Display and Technology:

- Display: 2.4 inch color screen

- Afterglow display technology

- Memory compression technology for flicker-free waveform refresh

Functionality and Features:

- Intelligent anti-burn, 1X can withstand up to 600V withstand voltage

- Full trigger function (single, normal, automatic)

- One-button waveform storage with built-in 64M storage space

- Powerful waveform file manager supporting various functions

- Up to 12 parameters measurement including voltage, frequency, and time

- Freeze function for waveform display (pause function)

- High efficiency one-button AUTO

- Screen brightness adjustment

- Anti-slip anti-drop silicone sleeve for protection

- Ultra small volume, easy to carry

Connectivity and Power:

- Equipped with a 3000mAh rechargeable lithium battery for 8 hours of continuous use

- Power supply via Micro USB data line

- Package includes: FNIRSI-5012H oscilloscope host, matching 100MHz probe (1X and 10X), Micro USB data line, user manual (English), high-quality package

Package Size:

- ‎ 7.09 x 4.41 x 1.89 inches; 0.66 pounds

- 18 × 11 × 4.8 cm; 0.299 kg

Package Contents:

- 1 x FNIRSI-5012H oscilloscope host

- 1 x Matching 100MHz probe(1X and 10X)

- 1 x Micro USB data line

- 1 x User manual (English)

- 1 x High quality package


Warning Tips:

1. Electrical Safety:Always ensure that the device is used in accordance with electrical safety standards to prevent electric shock or damage to the equipment.

2.High Voltage: Exercise caution when working with high voltage signals. Make sure to use appropriate safety measures and protective gear to avoid injury.

3. Proper Grounding: Ensure that the oscilloscope is properly grounded to prevent electrical hazards and ensure accurate measurements.

4. Overloading: Avoid applying signals that exceed the specified input voltage range to prevent damage to the device.

5. Heat Dissipation: Allow the device to dissipate heat effectively by ensuring proper ventilation around the device during operation.

6. Firmware Updates: When performing firmware updates, ensure that the process is carried out correctly to avoid any potential disruptions or errors in the operation of the device.

7. Battery Usage: Follow the manufacturer's instructions for charging and using the battery to prevent overheating, fire, or explosion hazards.

8. Storage and Transportation: Store and transport the device carefully to prevent physical damage or exposure to extreme environmental conditions.

9. User Manual: Always refer to the user manual for proper usage instructions, safety precautions, and troubleshooting guidelines.

10. Maintenance: Regularly inspect and maintain the device to ensure optimal performance and safety. If any abnormalities are detected, discontinue use and seek professional assistance.

Customer Reviews

Based on 5 reviews
Arnold Veum

Top Gear

Dolly Lockman

Working OK

Ewell Carroll


Jaime Little

Very security and sheltered packaging Thank you very fast shipping, I have received the product with the quality bag instruction manual and cables I have not tried it yet.

Jamar Kutch

Came very well packed, all right, taking 1 day late in delivery, everything perfect!!



Please read our FAQs page to find out more.

Can I interface the FNIRSI® oscilloscope with my computer for data analysis or remote control?

Yes, many FNIRSI® oscilloscope models offer USB or LAN connectivity options for interfacing with computers. This allows for data analysis, remote control, and additional functionality through software applications.

What is the maximum bandwidth and sample rate of the FNIRSI® oscilloscope?

The maximum bandwidth and sample rate of the FNIRSI® oscilloscope vary depending on the model. Please refer to the specific model's specifications for accurate details.

How do I set up and use the FNIRSI® oscilloscope for basic measurements?

To set up and use the FNIRSI® oscilloscope for basic measurements:
1. Connect the probe to the signal source.
2. Power on the oscilloscope and select the appropriate channel.
3. Adjust the vertical and horizontal settings for proper waveform display.
4. Set the triggering mode and level.
5. Adjust probe compensation if necessary.
6. Interpret the displayed waveform for measurements.
7. Refer to the user manual for detailed instructions and troubleshooting tips.

What types of triggering options are available on the FNIRSI® oscilloscope?

The FNIRSI® oscilloscope typically offers various triggering options including edge, pulse width, video, slope, and alternate triggering.

What maintenance and calibration procedures are recommended for the FNIRSI® oscilloscope?

Regular maintenance for the FNIRSI® oscilloscope includes cleanliness, ventilation, and protection from dust and moisture. Calibration involves adjusting probe compensation, verifying signal accuracy, and performing self-calibration routines. Consult the manual for specifics. Also, contact customer service for assistance.

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