Universal Battery Checker – Precise & Multi-Compatibility Tester

Accurately test voltage levels of AA, AAA, C, D, 9V, and 1.5V button cell batteries with professional-grade metal probes for reliable conductivity.

Durable ABS construction with ergonomic grip and clear LCD display ensures long-lasting use and instant readability in low-light conditions.

Ideal for homes, offices, and retail stores to quickly identify dead batteries, reduce waste, and organize reusable power sources efficiently.

Compact and lightweight design fits effortlessly in toolkits, drawers, or pockets for on-the-go battery maintenance during travel or emergencies.

Batch-test multiple battery types without switching devices—streamline inventory checks for wholesalers or electronics repair shops.