Handheld Universal Analogue Battery Tester Tool 1.5V AA AAA C D 9V Button Cell U
1 × BT88 / BT168 Analogue Battery Tester. Never be caught with dead batteries again! BT168 / BT88 Battery Checker – 1.5V & 9V, AA AAA C D, Compact Tool. Universal Compatibility: Works with 1.5V (AA, AAA, C, D, button) and 9V (6F22) batteries.