Magnetic Slot: You can easily complete the test with one hand, and don't have to worry about the battery falling during the test. For your convenient use, Dlyfull household battery testers are designed with magnetic slot
Widely Compatible: No need to worry about the battery type out of the measurable range anymore. Our universal battery tester can test a wide range of batteries, suitable for Li-ion/NiMH/NiCd/Alkaline batteries: AA AAA C D 18650 26650 CR123A CR2032 etc
Easy to Use and Carry: Multifunctional gadget. Perfect for home use, travelling or every day carry with a compact size. The battery checker requires no extra operating procedures, just choose the right battery type, put the battery in and test it
Accurate and Easy to Read: This handy little tool takes the guesswork out of battery status. Helps you know the battery health quickly and efficiently. A clear LCD colour screen and accurate battery voltage test function allow the battery tester to give accurate and intuitive results
Comprehensive and Convenient: The aa battery tester does not need to replace power supply batteries frequently with built-in rechargeable batteries. And you can charge in time and save battery power with buzzer alert and automatic shutdown functions