YR1035+ Internal Resistance Tester – Precision Battery Testing for Professionals
Accurate 0-100V range testing for Li-ion, LiFePO4, alkaline, Ni-Cd, and button cells with high-resolution measurements. Premium aerospace-grade aluminum shell ensures durability and heat dissipation for prolonged industrial use. Advanced 4-wire Kelvin measurement eliminates lead resistance errors, delivering lab-grade precision (±0.5% accuracy). Large backlit LCD displays real-time voltage, resistance, and capacity data for quick diagnostics in workshops or field testing. Compact and lightweight design (180g) with anti-slip rubber coating for safe handling in tight spaces or mobile repair scenarios. Directly measures internal resistance (0.01mΩ–30Ω) to identify aging batteries, faulty cells, or counterfeit products. Wide compatibility: Ideal for EV battery packs, solar storage systems, RC models, and consumer electronics maintenance. Includes gold-plated probes for corrosion-free contacts and a rechargeable lithium battery for 20+ hours of continuous operation. Engineered for technicians, engineers, and hobbyists demanding reliability—bulk orders available at unmatched wholesale pricing.