Features: Accuracy Constant Current Testing : Supports 0.25 4A constant current discharge with 25W Rate power, accurately simulating loads for Chargers and power Pack aging tests. Real Time Digital Display : Features a 4 digit LED screen to clearly show Electric , current, and power readings, enhancing debugging efficiency with Fast data. Smart Temperature Control : Equipped with an auto start/stop cooling fan and aluminum heat sink for stable temperature management during prolonged testing. Triple Safety Protect : Integrated over Electric , over temperature, and over power protections automatically shut down the device to prevent damage. Multi interfaces Compatibility : Includes USB A, Small USB, and Type C ports for versatile compatibility testing with various cables and devices. Specifications: Component : PCB + electronic components Size: approx 27.9X41.1X83.8Mm/1.1X1.62X3.3Inch Styles: LD25/LD35(optional) Package Includes: 1xElectronic Load Tester note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.