Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Batteries

Small and portable: This small, simple, and efficient AA/AAA battery tester (BT-168D) is compact, lightweight, and easy to carry. Test various battery types: The battery tester is suitable for standard household and rechargeable batteries.AA, AAA, C, D, 1.5V, 9V button cell battery tester. Battery-free operation: Easy-to-read numbers indicate the power level.No batteries are required. It is activated by the battery being tested. Easy to read: the portable device design. Easy to read: the battery voltage value is displayed on the LCD screen. Battery saving: you can simply test the battery voltage to see if the battery capacity is low or high, preventing you from wasting a perfect battery by throwing away a good one. Tons of batteries all over the house but you can't find a good one to replace?Still don't know which battery to keep and which to throw away?Why waste time inserting and removing battery after battery when you can simply test it?This handy battery tester lets you get the most out of your batteries. Test batteries in seconds, tells you when it's time to buy a new one.The battery tester can be used to test the following battery specifications:1.5V -----AAA, HP6, MN2400, RO3, AA, HP7, MN1500, UM3 C, HP11, MN1400, UM2, D, HP2, MN1300, UM1 and button cells.9V------ PP3, MN1604,6F22,006NO power supply required：Can quickly measure the battery voltage, digital display test results, compact and easy to carry, easy to judge whether the battery is good or bad, is a good helper for the family.Identify the quality of the battery:Red = replaceYellow = poor performanceGreen = goodSimply identify the battery status through the display needle analog.Note:1.You can simply test the battery voltage to see if the battery capacity is low or high.It will not directly and accurately identify the battery capacity.Remember: the battery tester is powered by the battery being tested, and the test duration should be as short as possible to avoid unnecessary battery drain.