High-Precision Battery Capacity Tester for 21700 & 18650 Cells
Durable anodized aluminum casing with heat dissipation design ensures long-lasting performance. Advanced microchip technology provides ±1% accuracy in charge/discharge cycle testing. Multi-function LCD displays voltage, current, capacity, and energy data in real time. Supports 0.1-5A adjustable current for customized testing of Li-ion/NiMH batteries. Ideal for DIY enthusiasts, battery manufacturers, and lab technicians. Built-in overcurrent and reverse polarity protection for safe operation. Compact and portable for workshop, factory, or field testing. Compatible with 3.7V/4.2V lithium batteries and 1.2V NiMH cells. Direct wholesale pricing with bulk discounts for industrial buyers. Global logistics support for fast bulk order fulfillment.