Don't consider which batteries to keep and which to throw . Place your battery between the of the battery tester and the easy-to-read display will tell you instantly whether you have a , or if you can out another few minutes of battery life. Features - - Material: ABS. - Size: 16.00X11.00X2.50 cm/ 6.29X4.32X0.98 inch. - Can be used to test different type of household batteries like AA, AAA, C, D, 1.5V,9V and button type. - Activated by the battery being checked, no battery needed for operation. - Compact size and lightweight, portable effective battery tester. - Identify battery status simply by the analog display needle, "good" (green), "low" (yellow), and "replace/recharge" (red). - This handy digital battery tester makes it easy for you to get the of your batteries and lets you know when it is time to get a new one. Package list: 1 Tester