Battery Tester, Universal Battery Checker with LCD Display, Small Multi-Purpose Digital Tester for All C AA AAA DN 9V 6F22 1.5V Batteries, Black Button

PORTABLE AND COMPACT: Our battery tester is small, made of durable ABS plastic and stainless steel, lightweight, and simple yet effective to use. With an operating temperature range of 0°C to 40°C, its compact size makes it ideal for a toolbox, tool kit, or utility drawer at home. ADJUSTABLE: Our battery monitor features an adjustable slider for different battery sizes, and a three-color simulation displays clear results. NO EXTRA POWER SUPPLY REQUIRED; IT IS BATTERY-POWERED AND TESTS BATTERIES. EASY TO USE: The battery tester allows you to insert the battery according to the polarity direction, read the results, and you're done! It quickly shows you the health status of your batteries with usage bars, helping you avoid battery damage from unnecessary charging. TESTS DIFFERENT TYPES OF BATTERIES: The Universal Digital Battery Tester works with standard household and rechargeable C, AA, AAA, D, N, and 9V 6F22 batteries, and is also suitable for checking a wide variety of button cell batteries. The battery tester offers high compatibility. FAST-TO-READ LCD DISPLAY: This Battery Tester has an LCD bar display, providing a single reading for quick and easy battery diagnostics. It accurately checks the remaining power in your batteries and displays what you need to know about your battery's health. Does the device require batteries to operate?