The Amprobe BAT-200 Battery Tester is a simple and easy to use device that helps you test the condition of your batteries. It is color-coded for easy interpretation of results and has "Good", "Low", and "Replace/Recharge" indicators. You can use it to test standard and rechargeable batteries, including 9V, AA, AAA, C, D, and 1.5V types. The BAT-200 is also ergonomically designed for comfortable use, and its compact size makes it easy to store. One of the great things about the BAT-200 is that it doesn't require any batteries to operate, so you'll never have to worry about it running out of power. To use it, simply insert the battery into the tester and press the test button. The results will be displayed on the easy-to-read color-coded display. The BAT-200 is a great tool for anyone who uses batteries regularly. If you're not sure whether your batteries are still good, this tester will help you find out. It's also great for testing batteries before you use them, so you can be sure they'll work when you need them. Whether you're using AA batteries for your remote control or 9V batteries for your smoke detector, the BAT-200 will help you keep them in good condition.