4-Wire Internal Resistance Meter with 0.01mΩ High Precision, for Battery Testing and Sorting, 1kHz AC Measurement

4-Wire Internal Resistance Meter with 0.01mΩ High Precision, for Battery Testing and Sorting, 1kHz AC Measurement Description

Product Details ①. Measures internal resistance from 0.01mΩ to 200Ω with 4 decimal digit display for accurate battery testing ②. Tests voltage up to 100V, suitable for various battery types including Li-ion, LiFePo4, Ni-MH and lead acid ③. Features both English and Chinese menu options with software version 2.1903 for user convenience ④. New version test stand accommodates larger diameter batteries such as 32650 models ⑤. ZR function enabled by default for enhanced accuracy when measuring internal resistance below 5mΩ Specification ①. Internal resistance range: 0.01mΩ - 200Ω ②. Voltage measurement range: 0V - 100V ③. Voltage resolution: 0.00001V (1V range), 0.001V (100V range) ④. Display update rate: 4 times per second ⑤. Compatible with lead acid, lithium ion, lithium polymer, lithium iron phosphate, alkaline, dry cell, nickel hydrogen, nickel cadmium and button batteries Package List ①. Available package options: Tester + Test Pin; Tester + Kelvin Clip; Tester + Test Stand (New Version); Tester + Kelvin Clip + Test Stand (New Version Base) Warm Tips ①. Manufacturer has disabled manual calibration despite calibration menu presence ②. User manual may differ slightly from machine due to internal setting changes ③. Automatic power-off function activates after 5-60 minutes of inactivity ④. Device shuts down automatically when battery voltage drops below 3V ⑤. Backlight brightness adjustable from 10% to 99% with various lighting modes