BT168 Universal Battery Tester and Button Cells

Never wonder whether a battery still has useful power left. The universal battery tester quickly checks common household batteries so you can identify which ones are still usable and which need replacing. This compact battery voltage checker supports 1.5V and 9V batteries, including AA, AAA, C, D, and compatible button cells. Its simple color-coded analog meter provides an easy Good, Low, or Replace reading without requiring a separate power source.

Key Features

• AA AAA battery tester works with AA, AAA, C, D, 9V, and 1.5V button-cell batteries.
• Easy-to-read color-coded analog scale helps distinguish Good, Low, and Replace battery conditions at a glance.
• Adjustable movable contact accommodates multiple cylindrical battery sizes.
• Self-powered design draws power from the battery being checked, so no additional battery is required.
• Compact 112 × 61 × 27 mm (4.41 × 2.40 × 1.06 in) body is convenient for drawers, toolboxes, or travel.

Why Choose Our Battery Tester

Instead of guessing whether a battery is dead or throwing away one that still has useful charge, this battery power tester gives you a quick visual indication of its condition. Its multi-size compatibility replaces the need for separate basic testers for common household cells, while the straightforward analog display makes routine checks simple.

Perfect For

• Checking batteries in toys, clocks, remotes, and flashlights
• Sorting stored batteries before reuse
• Home, office, workshop, and electronics toolkits
• Testing common standard and rechargeable household batteries
• Anyone who wants to reduce unnecessary battery waste

Make battery checks quick and convenient—add the BT168 Battery Tester to your toolkit and know when it is truly time for a replacement.