FNIRSI HRM-10 - Battery voltage & internal resistance tester

> 4-Wire Link Method: FNIRSI "HRM-10" is a handheld, high-precision battery meter with four-wire measurement. It tests internal resistance and voltage automatically, displaying results on the screen.
> Function: Manual adjustment of voltage and resistance ranges. Sorting mode automatically filters good and bad batteries based on user settings. Supports historical records and data export.
> Describe: Voltage range: 0 - ±100 V (DC); Voltage gears: Automatic, 1 V, 10 V, 100 V; Resistance range: 0 - 200 Ω; Resistance gears: Automatic, 20 mΩ, 200 mΩ, 2 Ω, 20 Ω, 200 Ω; Accuracy: ±0.5%; Frequency: AC 1 kHz; Rechargeable: Type-C interface (5 V /1 A)
> Sorting and Comparing Function: 8 preset voltage and resistance values for quick screening and problem battery identification. Suitable for lithium, lead-acid, carbon, alkaline, and mini battery testing. Can test mobile phone, electric car, and car battery.
> Data Recording: Automatically saves test records, exportable to a computer. TFT high-definition color screen for clear data display.

Specifications:

• Voltage measuring range：0 - ±100 V（DC）
• Voltage gear：Automatic, 1V , 10 V, 100 V
• Resistance measuring range：0 - 200 Ω
• Resistance gear：Automatic, 20 mΩ, 200 mΩ, 2 Ω, 20 Ω, 200 Ω
• Accuracy：±0.5%
• Instrument test signal frequency：AC 1 kHz
• Rechargeable：Type-C interface (5 V /1 A)
• Built-in battery：1000 mAh lithium battery
• User calibration：Support
• Sorting mode：Support
• History recoed：Support
• Recorded data export：Support
• Working environment：-10℃ ~ +45℃, relative humidity<80%
• Storage environment：-20℃ ~ +80℃, relative humidity<80%
• Size：158.7×80.5×28.4 mm
• Weight：225 g

The package:

• 1x HRM-10
• 1x Kelvin-clip test line
• 1x TYPE-C cable
• weight: 450 g
• size: 22x12x7 cm