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  • Workshop-grade digital meter for diagnostics
  • Portable tester with flashlight and rechargeable battery
  • Multimeter for AC/DC voltage, resistance, and capacitance
  • Fnirsi S1 test tool with LCD and NCV detection
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor
  • Fnirsi S1 – 1000V Digital Multimeter with Auto, NCV & Temp Sensor

Fnirsi S1 – Digital Multimeter

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Fnirsi
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Fnirsi S1 – Digital Multimeter with Large LCD and Auto Mode

Versatile smart meter for hobbyists and professionals

Fnirsi S1 is a digital multimeter with a large LCD screen and intelligent Auto mode that detects and measures AC/DC voltage and resistance. It also supports measurement of capacitance, frequency, temperature, diode testing, continuity, and non-contact voltage detection (NCV). With a 1000 mAh battery and compact ABS housing, it's ideal for workshops and field use.

Key Features

  • ● AC/DC voltage measurement up to 1000V
  • ● Resistance up to 100 MΩ, capacitance to 10 mF, frequency to 10 MHz
  • ● Temperature range: -20°C to 1000°C
  • ● NCV detection, diode test, buzzer continuity check
  • ● Large backlit LCD screen and built-in flashlight

Technical Specifications

  • ● Max display: 9999
  • ● Power: 1000 mAh Li-ion battery (USB-C)
  • ● Dimensions: 143 × 75 × 19 mm; Weight: 135 g
  • ● Housing: ABS; Safety: CAT III 1000V

Package Contents

  • ● 1× Fnirsi S1 digital multimeter
  • ● 1× Test leads
  • ● 1× Thermocouple
  • ● 1× USB-C cable
  • Note: Carrying case and English manual not included.
Digital multimeter with Auto and temperature sensor

FAQ

Frequently Asked Questions about Fnirsi S1 Digital Multimeter

Yes, it measures both direct (DC) and alternating (AC) voltage up to 1000V.

It includes diode test, continuity buzzer, NCV detection, HOLD function, and auto-ranging.

Yes, it comes with a thermocouple probe that allows temperature measurement from -20°C to 1000°C.

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Absolutely – it meets CAT III 1000V safety standards and provides accurate readings for engineering, diagnostics, and repairs.

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NCV (Non-Contact Voltage) detection lets you identify live wires without physical contact.

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