FNIRSI "HRM-10" is our company's first handheld high-precision battery internal resistance meter. It is a true four-wire measurement internal resistance meter, designed with precision, convenient to carry. The device can automatically test internal resistance and voltage values simultaneously, with measurement results displayed on the screen. Users can also manually adjust the voltage and resistance range. The product features a sorting mode, automatically filtering the good and bad batteries based on user-set thresholds. It also supports historical records and exporting data tables of historical measurements.

Key Features

• True Four-Wire (Kelvin) Measurement - Ensures accurate internal resistance readings from 0-200Ω
• Wide Voltage Range - Measures DC voltage up to 100V
• 1kHz AC Sine Wave Method - Determines battery capacity with precision
• HD Color Display - Clear, easy-to-read screen shows voltage and resistance simultaneously
• Smart Sorting Mode - Automatically filters good and bad batteries based on user-defined thresholds
• Data Logging & Export - Auto-saves test records, connect to PC to export and analyze data
• Multiple Functions - Auto power-off, data hold, buzzer alarm, and user calibration

What's Included

• Fnirsi HRM-10 Internal Resistance Tester
• Kelvin Test Leads
• USB Type-C Data Cable
• Built-in 3.7V / 1000mAh Rechargeable Lithium Battery

Perfect For

Electronics technicians, battery maintenance professionals, DIY makers, and anyone who needs to test battery health and performance accurately. Whether you're troubleshooting power systems, maintaining battery banks, or sorting batteries for reuse, the HRM-10 delivers reliable results every time.

Technical Specifications

• Max DC Voltage: 100V
• Max Resistance: 200Ω
• Measurement Method: 1kHz AC sine wave
• Display: HD color screen
• Interface: USB-C (host/device)
• Dimensions: 158.7 × 80.5 × 28.4 mm
• Weight: 225g

Downloads

• 📄 FNIRSI HRM-10 Datasheet (PDF)
• 📖 Fnirsi HRM-10 User Manual (PDF)