FunWorth Universal Analog Battery Tester, No Batteries Required, Instant Check for AA/AAA/C/D/9V/1.5V Button Cells – Home & Office Battery Checker with Clear Needle Display

Multi-Size Compatibility for Whole-House Testing: Eliminate guesswork with this universal battery analyzer designed for 15+ battery types, including AA, AAA, C, D, 9V, and 1.5V-3V button cells (CR2032, LR44, AG13). Features dual-test slots with auto-contact adjustment to securely test cylindrical and flat batteries. Perfect for toys, remotes, smoke detectors, and office electronics

Saves Time And Money: Our battery tester can help you avoid the hassle of guessing the battery's health and prevent you from purchasing new batteries unnecessarily

Easy to Use: To obtain an accurate reading of the battery's power level, all you have to do is insert the batteries into the appropriate slots and refer to the indicator bars, which are easy to read

Compact and Portable: Small and lightweight, this battery checker is ideal for home use, travel, or workspaces. Its compact size makes it easy to store in drawers or carry in your toolkit, ensuring you always have it when needed

Perfect For Home Use: This excellent compact tool can inform you whether your battery is in good condition, running low, or needs to be replaced. It is an essential purchase for anyone who regularly utilizes regular or rechargeable batteries