FNIRSI® S1 Large Screen Digital Display Smart Multimeter
The FNIRSI S1 Large Screen Digital Display Smart Multimeter is a portable intelligent measuring instrument designed for both professional technicians and electronics enthusiasts. Featuring automatic measurement recognition and a large high-visibility display, it simplifies electrical troubleshooting and testing by automatically selecting the appropriate measurement mode. This smart functionality helps users perform measurements quickly and accurately without manually changing ranges.
The Multimeter is suitable for testing electronic circuits, household appliances, batteries, power supplies, automotive electrical systems, and industrial equipment. Its compact design makes it convenient for field service work, while the large digital display ensures clear readings even in low-light environments. The FNIRSI S1 combines ease of use, portability, and reliable performance for everyday electrical measurements.
Features:
- Smart automatic measurement identification.
- Large digital display for clear readings.
- Automatic ranging operation.
- Voltage measurement capability.
- Resistance measurement capability.
- Continuity testing function.
- Diode testing function.
- Non-contact voltage detection.
- Data hold function.
- Portable handheld design.
- User-friendly interface.
- Fast measurement response.
- Low power consumption.
- Overload protection design.
- Suitable for professional and hobbyist use.
- Battery-powered operation.
Specifications:
| Parameter | Value |
|---|---|
| Product Model | FNIRSI S1 |
| Product Type | Smart Digital Multimeter |
| Display Type | Large Digital Display |
| Measurement Method | Smart Auto Detection |
| Voltage Measurement | Supported |
| Resistance Measurement | Supported |
| Continuity Test | Supported |
| Diode Test | Supported |
| Non-Contact Voltage Detection | Supported |
| Auto Range | Supported |
| Data Hold Function | Supported |
| Power Source | Internal Rechargeable Battery |
| Charging Interface | USB Type-C |
| Form Factor | Handheld Portable |
| Brand | FNIRSI |
Applications:
- Electrical troubleshooting.
- Electronic circuit testing.
- Power supply diagnostics.
- Battery testing.
- Household appliance maintenance.
- Automotive electrical inspection.
- Industrial equipment servicing.
- Educational laboratories.
- DIY electronics projects.
- Continuity and wiring verification.
- Field maintenance work.
- Electrical safety checks.



Package Includes:
- 1 × FNIRSI S1 Smart Digital Multimeter.
- 1 × Test Lead Set.
- 1 × USB Type-C Charging Cable.
- 1 × User Manual.


