HIGH COMPATIBILITY: Portable battery tester is not only suitable for testing AA, AAA, C, D, 1.5V,9V cylindrical batteries, but can also be used to check 1.5V button cell batteries.
BATTERY HEALTH ANALYZER - The battery meter quickly displays the remaining battery charge. One of the few battery checkers with an easy-to-read metered LCD screen. Determine if your battery is poor, weak or good.
QUICKLY DISPLAYS RESULTS - simply place the battery in the Battery Checker and the analog display pointer, "Good" (green), "Low" (yellow), and "Replace/Charge" (red) to The analog display pointer "Good" (green), "Low" (yellow) and "Replace/Charge" (red) identifies the battery status, helping you to avoid unnecessary charging damage to the battery.
NO BATTERIES REQUIRED - The unit requires no additional batteries to operate, it generates power from the battery under test; shortening test times and avoiding unnecessary battery consumption.
RELIABLE TOOL - The household battery tester is perfect for finding out if your everyday device needs a new battery or if the device is malfunctioning. Great for checking if the batteries in your toys, cameras, camping electronics, etc. need to be replaced.