Features: The FZ35 Power Aging Load Module is a versatiled discharge capacity tester;Displays current (A), voltage (V), power (W), capacity (Ah), and discharge time, making it essential tool for precise battery testing. Equipped with advanced protections mechanisms and intelligent temperature controlled fan This module ensures safe operation by automatically activating the fan when power exceeds 10W or temperature surpasses 40°C. For electronic engineers, and enthusiasts, this tester offers precise with its rotary encoding potentiometer, allowing current adjustments accurate to 0.01A and lockable settings to prevent errors. Perfect for laboratory research, product development, inspection, and routine maintenance, the XY FZ35 supports automated power aging tests with its ability to set discharge most capacity and time limits. Specifications: Item：FZ35 Battery Discharge Capacity Tester Size:about 7.9x3.9cm/3.11x1.54in Support 5A 35W Accurate to 0.01A Package Includes: 1PC FZ35 Battery Discharge Capacity Tester note: 1cm=10mm=0.39inch Due to problem of lighting effect, there might be certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.