Professional-grade Lithium Battery Tester for Precise Capacity Measurement

Accurate digital display with high-resolution LCD screen for real-time voltage and capacity readings, ensuring reliable performance evaluation. Durable ABS construction with reinforced edges for long-lasting use in workshops, labs, or field testing.

Wide compatibility supports 3.7V lithium batteries including phone batteries, power banks, and drone batteries with universal spring-loaded contacts for secure connections. Portable pen-sized design fits in toolkits for on-the-go diagnostics by technicians or hobbyists.

One-touch operation simplifies testing with auto-calibration and built-in overcharge protection for safe usage. Backed by CE certification for guaranteed precision in commercial repair shops or DIY home projects.