4-Channel Battery Capacity Tester, High-Precision Digital Detector for Lithium Batteries, Internal Resistance and Power Measurement, Test Module for Use

1.77-inch Screen: This battery tester features a clear 1.77-inch screen that simultaneously displays internal resistance, capacity, voltage, current, and power for easy reading. Charge and Discharge in One: Simplify your testing process with this all-in-one module that combines charge and discharge functions, saving you time and effort. Data Reset Function: Effortlessly reset data with the reset function, ideal for changing modes or stopping while maintaining accurate measurements. Durable PCB Construction: Constructed with robust PCB material, this tester withstands high temperatures and is used for reliable long-term performance. Customizable Testing Options: Adapt this module to your needs by adding a battery holder or connecting via extension cables and clips for flexible testing.