High-Precision Battery Capacity Tester – Ultimate Performance for 21700 & 18650 Cells

Premium Multi-Purpose Testing
– Accurately measures charge/discharge cycles, capacity, and efficiency with industrial-grade precision for 21700, 18650, and similar lithium-ion batteries.
Advanced Engineering & Durability
– Crafted with high-grade ABS shell and corrosion-resistant copper alloy contacts for long-term reliability under frequent use.
Smart Safety Features
– Built-in overcurrent/overvoltage protection and real-time monitoring to prevent battery damage during rigorous testing.
Effortless Operation
– Clear LCD display and intuitive interface for quick setup, ideal for labs, e-bike repair shops, DIY enthusiasts, and bulk battery distributors.
Bulk Testing Efficiency
– Streamline workflows with rapid cycling capability, perfect for wholesale suppliers, recyclers, and manufacturers ensuring batch quality.
Global Compliance Ready
– Meets CE/FCC standards, ensuring safe international shipping and compatibility with global power systems.