BT-168 battery tester, universal battery tester, small battery tester for household battery, suitable for AAA AA C D 9V 1.5V button battery

The battery tester can be used to test different types of household batteries such as AA, AAA, C, D, 1.5V, 9V and 1.5V coin cell batteries.
Easy to operate:The battery under test is activated and no battery is required for operation. Battery status is identified only by an analog display needle, "good" (green), "low" (yellow) and "replace/recharge" (red).
Lightweight and lightweight: ABS material makes this battery tester voltage checker small and compact, so you can easily carry it in your pocket.
The battery tester gives you almost immediate results. It accurately tests the condition of the battery and lets you know if it needs to be replaced.
Note: 1. You can simply test the battery voltage to determine if the battery capacity is low or high. It will not directly and accurately test the capacity of the battery 2. Don't forget: The battery tester is activated by the battery being tested. Keep the test time as short as possible to avoid unnecessary battery consumption.