Feature: 1. WIDELY COMPATIBLE: This digital battery tester can handle a wide range of battery types, including N type, D, C, AA, 14500, AAA, 10440, 16340, button cell, 9V batteries. 2. LIGHTWEIGHT AND COMPACT: Made from ABS insulation plastic, this battery capacity detector is lightweight and compact, making it easy to use and carry. 3. DIGITAL DISPLAY: With a large digital LCD screen, this battery checker provides clear and reliable readings, allowing you to manage your battery usage efficiently. 4. MAXIMIZE BATTERY EFFICIENCY: By detecting when your batteries are running low, this digital battery tester helps to maximize battery usage, minimize unnecessary waste and increase overall battery efficiency. 5. USER FRIENDLY DESIGN: With an easy to use and intuitive design, this battery capacity detector is perfect for use by technicians, mechanics, or anyone in need of quick and reliable battery tests. Specification: Item Type: Digital Battery Tester Material: ABS Color: Black Tested Type: N type, D Battery, C Battery, AA Battery, 14500, AAA Battery, 10440, 16340, Button Battery, 9V Battery. Package List: 1 x Digital Battery Tester