2.4 Inch 8-Channel 18650 Battery Capacity & Internal Resistance Tester – Precision Testing for Lithium Batteries

High-Precision Testing
Accurately measures capacity (0-9999mAh) and internal resistance (0-999mΩ) of 18650 lithium batteries with ±1% resolution for reliable performance analysis.
8-Channel Efficiency
Simultaneously tests up to 8 batteries, optimizing workflow for bulk testing in labs, repair shops, or e-bike/EV battery maintenance.
Automated Charging & Discharging
Integrated module auto-adjusts charge/discharge cycles (0-3A) with overvoltage/current protection, ensuring safe, hands-free operation.
Clear 2.4" Display
Bright LCD shows real-time voltage, current, and resistance data for instant diagnostics.
Durable Industrial Design
PCB with reinforced solder joints and heat-resistant components withstands prolonged use in demanding environments.
Global Wholesale Advantage
Direct factory pricing, bulk discounts, and fast shipping—ideal for resellers, manufacturers, and tech enthusiasts.
Universal Compatibility
Works with Li-ion/LiPo/NiMH batteries (3-4.2V), perfect for RC drones, solar storage, and power tool battery refurbishment.