High-Precision Lithium Battery Internal Resistance Tester

Ultra-Accurate Measurement
– Delivers ±0.5% voltage and ±1% resistance precision for reliable 18650, Li-ion, and LiPo battery diagnostics.
Durable Metal Alloy Probes
– Anti-corrosion gold-plated tips ensure stable conductivity and long-term wear resistance.
Wide Compatibility
– Tests 0-5V batteries, ideal for RC models, EV packs, solar storage, and consumer electronics maintenance.
Instant OLED Display
– Clear real-time readings with auto power-off to conserve energy.
Portable & Ergonomic
– Compact ABS housing with non-slip grip for workshop or field use.
Bulk Discount Ready
– Wholesale pricing for labs, distributors, and repair businesses.