Description HRM-10 is first handheld high-precision attery 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. Voltage measuring range0 ±100VDC Voltage gearAutomatic, 1V, 10V, 100V Resistance measuring range0 200Ω Resistance gearAutomatic, 20mΩ, 200mΩ, 2Ω, 20Ω, 200Ω Accuracy±0.5% Instrument test frequencyAC 1Khz RechargeableType-C interface (5V/1A) Built-in battery1000mAh lithium battery User calibrationSupport Sorting modeSupport History recoedSupport Recorded data exportSupport Working environment-10℃ +45℃, relative humidity80% Storage environment-20℃ +80℃, relative humidity80% Size158.7×80.5×28.4mm Weight225g Standard Set HRM-10 Host *1 Kelvin clip *1 Type-C data cable *1 User Manual *1 Packaging box *1 Full Set HRM-10 Host *1 Kelvin clip *1 Test probe *1 Battery clip *1 Type-C data cable *1 User Manual *1 Packaging box *1