This universal mini battery checker, maximize your battery usage by testing for dead batteries and reduce unnecessary waste.
High Compatibility Testing Range: Can be used to test D, C, AA, AAA, N, 1.5 V button batteries and 9V batteries.
LCD Screen: Easy-to-use analyzer shows about your battery’s health, it will accurately shows whether the battery is in poor, weak, or good condition of voltage.
No battery power required for operation, working Temperature: 0°C ~ 40°C. Suitable for carbon, zinc, alkaline and rechargeable batteries.
Color Code: Green means good, yellow means low and red means poor.It will accurately shows whether the battery is in poor, weak, or good condition of voltage.