Digital Battery Tester

Small Household Battery Testers These are handheld and simple — perfect for AA, AAA, C, D, 9V, and button cell batteries. You slide or clip the battery into the tester and read the voltage/health on screen. Great for remotes, toys, flashlights, smoke detectors, etc. Industrial Voltage range: ~1.2 V–9 V Supports: AA, AAA, C, D, 9V & button cells No external power needed — powered by the battery being tested