T688 Lithium Battery Multi-Function Tester – Ultimate Precision for Professionals

High-Voltage Compatibility
Accurately tests 36V, 55V, 67V, and 84V lithium batteries with advanced circuitry for reliable voltage and capacity readings.
Premium Build & Durability
Features a rugged ABS casing with reinforced connectors and an OLED display for crisp visibility in any lighting condition.
Multi-Functional Testing
Measures internal resistance, charge/discharge cycles, and cell balance—critical for EV batteries, solar storage, and industrial power systems.
Engineered for Efficiency
Ultra-low power consumption with auto-shutdown, backed by precision-calibrated sensors for laboratory-grade accuracy.
Versatile Applications
Ideal for battery manufacturers, repair shops, and DIY enthusiasts ensuring peak performance in e-bikes, scooters, and backup power units.
Unbeatable Wholesale Value
Direct factory pricing with bulk discounts—no middlemen, just top-tier testing tools at the lowest global rates.