Mini Digital Battery Tester, Universal ABS Battery Tester with High Definition LCD Display for Types D CAA N LR44 9V 6F22 for Use in Energy Management in Electronic Devices

General description This Mini Digital Battery Tester is designed for efficient energy management in electronic devices. Constructed from rugged ABS material, it is lightweight, compact, and easy to handle. The tester operates solely on the battery being tested, eliminating the need for an external power supply. Technical specifications Material: Insulated ABS housing Display: High Definition LCD Compatible battery types: D, CAA, AAA, N, LR44, 9V, 6F22 Usage Observe the positive and negative polarity when testing. Keep the test time as short as possible to avoid excessive consumption of the battery under test.