Universal Digital Battery Tester – Works without batteries, compatible with AA/AAA/C/D/PP3/9V/1.5V and button cell batteries

Small and portable: Small AA battery tester (BT-168D), compact and lightweight, easy to carry.

Test different types of batteries: The battery tester is suitable for standard household and rechargeable batteries. AA, AAA, C, D, 1.5V, 9V, button cell tester.

Works without batteries: Easy to read, numbers indicate the power level. No batteries are needed. It is activated by the battery being tested.

Easy to read: The portable design of the device is easy to read: the battery voltage is displayed on an LCD screen.

Battery saving: You can easily test the battery voltage to determine if the battery capacity is low or high, preventing you from wasting a perfectly good battery by throwing it away.