【Accurate Testing】:It is not only suitable for AA, AAA, 18650, 14500, 16340, 10440, 20700, 26650, RCR123A, C, CR123A, D, CR2, CR123 cylindrical battery testing, but also good for checking a wide variety of button cell batteries.
【Easy to Use】:With the strong magnetic design, simply place a battery into the decent battery detector, you can firmly attach the battery to the tester. It will shows you quickly the status of your batteries' health by the using bars.
【Portable & Magnetic Design】:Our battery Checker is lightweight and small enough to fit easily into your pocket and magnetic design for easy testing and storage, let it can be attached to a keychain.
【Quick Results】:Correspond the positive and negative terminals of the battery to the positive and negative terminals of the upper measuring appliance, and push the button to the corresponding voltage index. It will accurately shows whether the battery is in poor, weak, or good condition of voltage.
【Saves Time and Money】：With our battery tester, you can avoid the hassle of guessing which batteries are still good and which ones are dead, and avoid purchasing new batteries unnecessarily.
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