Battery compatibility The 168MAX Portable Battery Tester supports a wide range of common battery types, including No. 1, No. 2, No. 5 (AA), No. 7 (AAA), LR44, 6F22, 16340, 10440, 14500, and 21700. It provides accurate measurements for different battery models. Convenience and ease of use No batteries are required for the 168MAX Battery Tester, making it convenient and hassle to check battery power. The userfriendly design allows easy operation, while the push and pull handle provides a comfortable grip. Clear LCD display The digital display screen ensures clear and accurate readings without any parallax. You can easily read the battery voltage and power status. Portable and durable Made of insulated ABS plastic, the 168MAX Battery Tester features a compact and sturdy design. Its small size and lightweight construction make it portable for onthego use. Applications Home or office use: quickly verify batteries in remote controls, wireless keyboards/mice, flashlights, toys, and other everyday devices. Field or service use: convenient onsite testing of batteries in equipment and tools. DIY and electronics work: fast checks of battery packs before assembly or maintenance.