Features molded casing with metal shielding to short circuits, and a protective fan grills for safe handling Complies with 10°C to +60°C operating ranges and 10 80% humidity tolerance for in various environments With integrated accessory storage Low consumption ( <0.02A) and auto power regulation maintain efficiency while testing batteries,, and charging circuits The discharge tube ( 50A / 200V) ensures stable 65W power handling for short term high intensity aging tests This 65W load tester features adjustable current from 0.1 4.8A with ±2% accuracy, covering 5 24V input for comprehensive fast charging protocols testing Its multi turn potentiometer ensures fine current for precise battery aging and capacity analysis Equipped with a 12000RPM smart controlled fan and full aluminum heatsink, it sustains 45W continuous aging power The temperature responsive cooling systems automatically adjusts fan speed for optimal heat dissipation during high load operations, Manufacturer: Whoasyst