FNIRSI LCR-ST1 Mini Smart Digital Tweezer LCR SMD ESR Tester-Precision Component Tester for Surface-Mount Devices & Electronics Diagnostics

The FNIRSI LCR-ST1 is a compact, intelligent digital tweezer tester designed for accurate measurement of inductance (L), capacitance (C), resistance (R), and equivalent series resistance (ESR) in electronic components. Ideal for technicians, engineers, and DIY enthusiasts, this smart tester simplifies diagnostics and quality control of surface-mount devices (SMD), transistors, capacitors, resistors, and other small components.

Equipped with a high-precision measuring circuit and intuitive LCD display, the LCR-ST1 delivers reliable readings quickly and effortlessly. Its tweezer probe design makes it easy to handle tiny components without the need for soldering or circuit removal, making it perfect for PCB troubleshooting, repair, and prototyping.

Key Features:

• Multi-Function Measurement: Supports accurate testing of inductance (L), capacitance (C), resistance (R), and ESR for SMD components and discrete parts.

• Smart Tweezer Design: Easy-to-use tweezer probes allow quick component contact and measurement without circuit disassembly.

• High Precision & Fast Response: Measures with high accuracy and provides fast, stable readings in just seconds.

• Clear Digital LCD Display: Large backlit screen ensures excellent readability in various lighting conditions.

• Auto Range & Auto Power-Off: Automatically selects the best measurement range and conserves battery life with auto power-off function.

• Compact & Portable: Lightweight and pocket-sized for convenient use in fieldwork and workshops.

• Wide Application: Perfect for electronics manufacturing, quality inspection, repair, and hobbyist projects.

Specifications:

• Measurement Parameters: Inductance (L), Capacitance (C), Resistance (R), Equivalent Series Resistance (ESR)

• Measuring Range:

  • Resistance: 0.1Ω – 9.99MΩ

  • Capacitance: 0.1pF – 9.99mF

  • Inductance: 0.01μH – 99.99mH

  • ESR: 0.01Ω – 100Ω

• Accuracy: ± (1.5% reading + 3 digits)

• Display: 3.5-inch backlit LCD screen

• Power Supply: 2 x AAA batteries (included)

• Dimensions: Approx. 140mm x 50mm x 20mm

• Weight: Approx. 120g

• Auto Power-Off: After 3 minutes of inactivity

• Operating Temperature: 0°C to 40°C

• Storage Temperature: -20°C to 60°C