ET5301: 400W/ 150V/ 60A Product Features: User-friendly Design: 1. It adopts 3.5-inch TFT LCD screen with rich display contents and supports Chinese and English display. 2. The operation process is simple and convenient, and with visual interface display system, it is easy to get started. 3. Key lock function to prevent misoperation. ¤ High-performance load. 1. It provides CC, CV, CR, CP and CC+CV, CR+CV several basic measurement modes. 2. It provides professional battery test. 3. It provides professional LED test. 4. The Tran test mode can test the dynamic output performance of the power supply. 5. The scan test mode can test the continuity of power output within a certain range. 6. Support 4-wire measurement. 7. The list test mode can simulate a variety of loading status changes. 8. The short circuit test can be used to simulate load short circuit. 9. Support external trigger input. 10.Built-in buzzer alarm. 11. Maintain data storage in case of power failure. 12. Remote operation via USB, RS-232or 485 (optional) interfaces. ¤ Multiple safety protection: 1. It provides overcurrent, overvoltage, overpower, over temperature protection. The overvoltage and overcurrent parameters can be set flexibly, so as to effectively protect the load; 2. It has intelligent fan speed control function, which can effectively reduce the fan noise when it is working with input polarity reverse prompt;