18650 Lithium Battery Capacity & Internal Resistance Tester – TypeC Port
Precision testing for 18650 batteries with automatic four-way charging/discharging. Measures voltage (0-5V), capacity (0-9999mAh), and internal resistance (0-999mΩ) with ±1% accuracy. Durable ABS shell with flame-retardant PC components. Gold-plated copper alloy contacts ensure minimal resistance and long-term conductivity. TypeC fast-charging port supports 5V/2A input. Integrated cooling fan prevents overheating during high-load cycles. Ideal for DIY power banks, e-bike battery maintenance, solar storage systems, and lab-grade battery analysis. Global wholesale pricing – bulk orders available with same-day dispatch.