Universal Compatibility
Accurately tests 1.5V, 3V, 6V, and 9V rechargeable and non-rechargeable batteries, including AA, AAA, C, D, and 9V block types.
Precision Engineering
Features high-sensitivity metal contacts and a rugged ABS housing for reliable, long-term durability.
Instant Readout
Clear LED indicators display battery health—green (good), yellow (weak), red (replace)—no guesswork.
Compact & Portable
Lightweight design fits in toolkits, drawers, or pockets for home, workshop, or travel use.
Energy-Saving Design
Auto power-off function conserves battery life when idle, ensuring extended usability.
Ideal for Multi-Scenarios
Perfect for household devices, toys, remotes, flashlights, and professional equipment maintenance.