Universal Battery Tester Checker, Bestgle Digital Capacity Level for C AA AAA D N 9V 1.5V Button Cell Small Mini Batteries

Universal Battery Checker – This digital battery tester helps maximize battery usage by quickly identifying dead or weak batteries, reducing waste and saving money. Wide Compatibility Range – Designed to test C, D, AA, AAA, N, 9V, and 1.5V button cell batteries, making it a versatile battery capacity tester for home and professional use. Easy-to-Read LCD Display – Features a clear LCD screen that shows accurate results, indicating whether your battery condition is good, weak, or poor No Power Required – Operates without additional battery power, with a working temperature range of 0°C–40°C, suitable for carbon, zinc, alkaline, and rechargeable batteries. Color-Coded Results – Simple green, yellow, and red indicators provide instant feedback on battery status, ensuring quick and reliable testing for all your devices.