Battery Internal Resistance Meter Tester Battery Voltage Tester with Internal Resistance 0.000mΩ~3.100Ω Voltage 0.000V~±71.00V Temperature -10~60℃ Internal Resistance Voltage and Temperature

Technical Specification: Function：Battery internal resistance measurement, battery voltage measurement, temperature measurement Accuracy guaranteed temperature and humidity：23℃±5℃, Below 75%rh Power supply：DC 3.7V lithium battery Resistance resolution：1 u Ω Voltage resolution：1 mV Temperature resolution：0.1℃ Measuring range Internal resistance measurement:0.000mΩ~3.100 Ω （4 ranges configuration） Voltage measurement: 0.000V~±71.00V ( 2range configuration) Temperature measurement: -10.0℃~60.0℃ (single range configuration） Maximum input voltage：DC 70V (between + measurement terminal and - measurement terminal), no AC input Measurement method Internal resistance measurement: 1KHz AC 4-terminal test method, open-circuit terminal voltage 3V max Measuring current: 2.0mA~200mA (different measuring currents in different ranges) Temperature measurement: NTC temperature sensor (10KΩ at 26°C) A/D conversion method: successive approximation type Display update frequency: 5 times/second Response time：200ms Measure time：About 2 seconds LCD Size：70.1mm×52.6mm /3.5 inches (320*240 resolution 16-bit true color screen) Instrument size：190mm×121mm×51mm USB interface：With a USB interface, the stored data can be uploaded to the computer, saved and printed B-l-u-e-t-o-o-t-h connection：Yes Hold and store function：Manual retention and storage, automatic retention and storage Measurement judgment function：Pre-set PASS, WARNING, FAIL judgment thresholds Battery voltage：The battery level is displayed in 5 bars, reminding to charge in time when the battery voltage is low Automatic shut-down：No operation when power on, it will power off automatically after about 15 minutes (can be turned off in the settings) Power consumption：300mA MIN / 500mA MAX Weight：Meter：480g (With battery) Working temperature and humidity：-10℃～40℃；below 80%RH Storage temperature and humidity：-20℃～60℃；below 70%RH Insulation resistance：Above 20MΩ (500V between circuit and case) Withstand voltage：AC 3700V/RMS (between circuit and case) External magnetic field：＜40A/m External electric field：＜1V/m Suitable for safety regulations：IEC 61010

• Measuring instrument used to measure the internal resistance, voltage and temperature of lead batteries, lithium batteries and other batteries to determine the health status of the battery.
• Internal resistance measurement: 0.000mΩ~3.100 Ω
• Voltage measurement: 0.000V~±71.00V
• Temperature measurement: -10.0℃~60.0℃
• High-capacity lithium battery charging, with USB interface, with BT connection