Battery Tester SUNKKO T688 – Precision Testing for Lithium Batteries
High-precision voltage and internal resistance measurement ensures accurate battery health analysis. Supports multiple battery types including 18650, 21700, Li-ion, Ni-MH, and lead-acid for versatile testing. Advanced discharge testing calculates real-world capacity and aging levels with professional-grade accuracy. Durable ABS construction with a compact, portable design for on-the-go or workshop use. Clear LCD display provides instant readings for quick diagnostics and performance tracking. Ideal for battery manufacturers, repair shops, and DIY enthusiasts to optimize battery life and safety. Backed by global wholesale pricing for bulk orders, ensuring unbeatable value for professionals.