FNIRSI S1 Digital Multimeter

FNIRSI S1 Digital Multimeter

The FNIRSI S1 is an advanced digital multimeter designed for electronics enthusiasts and professionals alike. Featuring a clear inverted VA HD color display, it serves as a reliable tool for a wide range of applications including repairing PCBs, household appliances, computers, automobiles, mechanical devices, and electrical installations.

Comprehensive Measurement Capabilities

This multimeter supports AC/DC voltage measurement, continuity testing with audible signal, battery capacity measurement, resistance, frequency (Hz), non-contact voltage (NCV) detection, built-in diode testing, phase and neutral wire checking, and temperature measurement. It also includes True RMS measurement for accurate readings with irregular current waveforms.

Smart Features for Enhanced Usability

Equipped with a built-in computing chip, the FNIRSI S1 delivers fast, accurate, and safe operation. It incorporates Smart Anti-Burn technology providing full overload and burnout protection to prevent device damage from incorrect use. Additional features include automatic range switching, data hold function, automatic shutdown, and low voltage indication.

Environmental and Power Efficiency

The device is powered by a built-in 1000 mAh rechargeable lithium battery, charged conveniently via USB-C. This eliminates the need for disposable button or AAA batteries, making it environmentally friendly and cost-effective.

Additional Functionalities

The multimeter includes a flashlight for working in low-light conditions and offers intelligent measurement with minimum deviation. Its NCV voltage detection provides light and sound alerts to quickly identify live wires. The device also functions as an electrical test pen for zero/live wire checking, suitable for both home and professional environments.

Package Contents

• Digital multimeter
• Table-top pen tip
• Temperature probe
• USB charging cable
• User manual

Technical Specifications

• Manufacturer: FNIRSI
• Model: S1
• Display: VA color screen (inverted, HD)
• Maximum display count: 9999
• Frequency range: 50 Hz to 1 kHz
• Measurement functions: AC/DC voltage, resistance, continuity, battery capacity, frequency, NCV voltage, diode test, phase and neutral wire check, temperature
• True RMS measurement: Supported
• Automatic range switching: Supported
• Data hold: Supported
• Automatic shutdown: Supported
• Flashlight: Supported
• NCV induced voltage detection: Supported
• Live mode: Supported
• Low voltage indication: Supported
• Safety rating: Level III 1000 V
• Material: ABS plastic
• Power supply: Built-in rechargeable lithium battery, 1000 mAh capacity, USB-C charging
• Weight: 135 g
• Dimensions: 143 x 75 x 19 mm