Key Features: ØUser-friendly Design: uIt adopts3.5-inch TFT LCD screen with rich display contents and supports Chinese and English display; uThe operation process is simple and convenient, and with visual interface display system, it is easy to get started. uKey lock function to prevent misoperation; ØHigh-performance load: uIt provides CC, CV, CR, CP and CC+CV, CR+CV several basic measurement modes; uIt provides professional battery test; uIt providesprofessional LED test; uThe Tran test mode can test the dynamic output performance of the power supply; uThe scan test mode can test the continuity of power output within a certain range; uSupport4-wiremeasurement; uThe list test mode can simulatea variety of loading status changes; uThe short circuit test can be used to simulate load short circuit; uSupport external trigger input; uBuilt-in buzzer alarm; uMaintain data storage in case of power failure; uRemote operation via USB, RS-232or 485 (optional) interfaces; ØMultiple safety protection: uIt provides overcurrent, overvoltage, overpower, over temperature protection. The overvoltage and overcurrent parameters can be set flexibly, so as to effectively protect the load; uIt has intelligent fan speed control function, which can effectively reduce the fan noise when it is working. uWith input polarity reverse prompt; General technical specifications: uPower supply voltage: 220Vac±10%, 110Vac±10%, 45-65Hz uDisplay:3.5-inch TFT LCD screen with resolution of480×320 uOperating temperature: 0& 8451; to 40& 8451; uStorage temperature: -10& 8451; to 70& 8451; uRelative humidity: < 80% uInterface: standard USB, RS232or 485(optional) uSize:320mm×220mm×100mm (width × height × depth)