FNIRSI HRM-10 Battery Voltage Internal Resistance Tester

FNIRSI HRM-10 Battery Voltage Internal Resistance Tester

The FNIRSI HRM-10 is a compact, console-free tester designed for quick, accurate battery health checks. Perfect for DIY electronics, automotive enthusiasts, and technicians, this handheld device measures both voltage and internal resistance with a single, easy-to-read display. Its robust auto-ranging capabilities adapt to a wide range of batteries, saving time and reducing guesswork.

Key benefits include precise ±0.5% accuracy, a built-in 1000mAh lithium battery for on-the-go testing, and USB-C charging for quick recharges. With its vehicle battery tester designation, the HRM-10 is ready to evaluate car, motorcycle, e-bike, and other lead-acid or Li-ion packs. Data export and history recording keep your measurements organized, making it simple to track battery performance over time.

Designed with practical use in mind, the HRM-10 supports a variety of measurement ranges and modes, so you can trust it to deliver reliable results in fluctuating field environments. Its compact size (158.7 × 80.5 × 28.4 mm) and light weight (225 g) fit in your toolkit or glove compartment, making it a dependable companion for routine battery diagnostics.

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Benefits & Tips

• 2-in-1 testing: DC voltage (0 to ±100 V) and internal resistance (0 to 200 Ω) with auto-ranging for quick battery health insights.
• Easy field testing: built-in 1000mAh battery and USB-C charging keep you powered during on-site diagnostics.
• Keep records: history tracking and data export help you monitor battery trends and share results with clients or teammates.

Product Specifications

• Model: HRM-10
• Brand: FNIRS I (FNIRSI)
• Type: Vehicle Battery Tester
• Voltage measuring range: 0 ~ ±100 V (DC)
• Voltage gear: Auto, 1 V, 10 V, 100 V
• Resistance measuring range: 0 ~ 200 Ω
• Resistance gear: Auto, 20 mΩ, 200 mΩ, 2 Ω, 20 Ω, 200 Ω
• Accuracy: ±0.5%
• Signal test frequency: AC 1 kHz
• Battery: Built-in 1000 mAh lithium battery
• Rechargeable via: Type-C interface (5 V / 1 A)
• Data: Recorded data export supported; History recording supported
• Operating temperature: -10°C to +45°C
• Storage temperature: -20°C to +80°C
• Humidity: < 80% RH
• Dimensions: 158.7 × 80.5 × 28.4 mm
• Weight: 225 g
• Certification: CE
• Origin: Mainland China

Package includes:

• 1 x FNIRSI HRM-10 Battery Voltage Internal Resistance Tester (built-in 1000 mAh battery)

Warnings / Reminders

• Operate within the specified voltage and resistance ranges to ensure accurate measurements.
• Keep the device within the recommended working environment: -10°C to +45°C and humidity below 80% RH.
• Do not use the tester for voltages or battery chemistries beyond its rated specifications.
• Allow the device to cool between measurements if it becomes warm during use.

Language support: Not specified.

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