Handheld Universal Battery Tester Tool 1.5V AA AAA C D 9V Button Cell U
Battery Size: 9V; Good: 9V~7.8V; Low power: 7.7V~6V; Replace: Below: 6V. BT-168 Pointer Battery Tester. BT-168DﾠBattery Tester. 9V: PP3, MN1604, 6F22, 006P. The battery tester may be used to test the following sizes.