... / Battery checker,high quality,cheap price, fasht shipment!1. For test of D, C, AA, AAA, N, 006P-9V batteries and button cells ... hands, packets and toolboxes.3. This is an indispensable tool for both home users and technicians. It will help you to ... check if batteries are good, low power or in need of replacement.6. Size: 5 x 5 cm Battery Tester/ Battery ...