Avoid throwing away good batteries! When a device is low on power, it doesn't necessarily mean all the batteries need changing. This device will help you determine which of the batteries you have are weak and need changing/charging, and which ones you should keep.

1. LCD display of voltage of battery under test.
2. This unit can test all types of battery from 1.2 to 12V
3. With on/off power switch
4. Adjustable sliding test arm
5. Low battery indication
7. Negative polarity indication
8. Non-polarized test terminals
9. Powered by 2xAG13 button battery (included)
10. Dimension: 89x46x20mm
11. Weight: about 47g (including batteries)

Product-ID: bt21