The battery tester checker provides accurate readings to help you determine the health of your batteries, ensuring their reliability and longevity. Easy to use: Simply insert the battery and the results will be displayed on the easy-to-read LCD screen. No complicated settings or instructions required. Versatile: Works on a wide variety of batteries, including AA, AAA, C, D, 9V, and button cells, allowing you to test all the batteries in your household. Compact and Portable: The battery tester's small and lightweight design makes it easy to take with you on the go, ensuring you always have a way to check your batteries. Durable: Made from high-quality materials, the battery tester is built to last, making it a reliable tool for all your battery testing needs. Key Features: Easy to use and small in size, it's ideal for a gadget bag, toolbox, or household utility drawer. Tests C, AA, AAA, D, N, 9V 6F22, and 1.5V button cells High-quality, trouble-free performance Clear LCD bar graph display for easy reading Reliable and intelligently designed battery tester Tri-color meter indicating battery strength Accurately checks the remaining power in your batteries Convenient and instant readings Made with durable plastic and stainless steel