Universal Battery Tester with Digital Display for AA AAA C D 1.5V 9V Batteries and Button Cells

Descrição de Universal Battery Tester with Digital Display for AA AAA C D 1.5V 9V Batteries and Button Cells

Test a wide range of battery types with this battery checker. A reference table is printed on the back to help you understand the display results. It is suitable for standard and rechargeable batteries, including AA, AAA, C, D, 1.5V, 9V, and button cells. The adjustable slider helps the tester work with most battery sizes.

No batteries are required for operation. This universal battery tester is useful in emergency situations because it is powered by the battery being tested, so it can work without needing a separate battery.

The digital display shows the battery level immediately. The reference table on the back makes it easy to check the power status of different battery types at a glance using the numbers shown on the rear side.

This battery tester is a practical everyday tool for checking whether a battery is still in good condition, running low, or needs to be replaced. It is suitable for anyone who regularly uses standard or rechargeable batteries.

Compact and convenient, this battery checker is small, lightweight, and easy to carry, so you can test battery life anytime and anywhere. Each unit is tested before leaving the factory. If a battery appears to be out of service, try testing again with another battery.

Note: All data are manually measured, so please allow a 1-3 cm error. Due to lighting and display differences, slight color variation may occur. Please refer to the actual product received.