Check the listing for details. D, C, AAA, AA 9-Volt Battery Tester. Condition: New. Listed at 10.59 USD. D, C, AAA, AA 9-Volt Battery Tester Product Description Need a simple battery tester to see if that old battery in the drawer is still good. This 9-Volt Battery Tester features an efficient analog scale that easily identifies the batterys current charge level. Simply insert the battery and the easy-to-read display will reveal a low or good charge. A convenient contact arm is compatible with multiple battery sizes for a versatile use. Features Analog scale quickly identifies battery charge level Moveable contact arm fits multiple battery sizes Simple low/good indicator Small rivet in moveable arm tests button cell batteries Equipped with a 1-year warranty Contact arm moves easily to accommodate different sizes 9-volt battery tester works with D, C, AA and AAA batteries Easy-to-read display determines low/good battery conditions