ZB206 V1.3 18650 Lithium Battery Capacity Tester

Precision-engineered capacity tester for 18650 lithium batteries with 5V DC input, featuring advanced internal resistance measurement. Multi-layer protection circuitry ensures safe and stable operation during prolonged testing.

High-contrast LCD screen provides real-time voltage, current, and capacity readings down to 0.1% accuracy. CNC-machined aluminum alloy housing with silicone buttons for industrial-grade durability.

Ideal for battery manufacturers, electronics labs, and DIY enthusiasts to verify battery health before reuse in power tools, solar storage systems, or electric vehicles. Built-in overcharge/discharge protection prevents cell damage during extended capacity tests.

Compact 85g design with integrated heat dissipation grooves allows continuous operation without performance degradation. Includes gold-plated battery contacts for minimal resistance variance across 100,000+ test cycles.