130V 5mΩ~200Ω Handheld Four-wire Battery Internal Resistance Tester Multifunctional Battery Voltage Internal Resistance Tester Nickel-metal Hydride Button Lithium Battery Tester

Features:
Portable size and easy to carry, you can hold it in one hand and carry it with you easily for your everyday use.
Low resistance function is designed to measure 0.30-0.50 milliohm internal resistance.
Wide Applications: This battery internal resistance tester can be used to measure the most types of batteries such as lithium ion, lithium polymer, lithium iron phosphate, alkaline, dry battery, nickel metal hydride, nickel cadmium, button battery.
The screen with backlight makes the data can be read even under low light or dark environment.
Built-in lithium battery to supplies power, so you can recharge it in time.