1、New upgrade: Added automatic timing function, which automatically starts recording working hours when outputting. 2、Fully functional protection: supports OVP, OCP, OPP, OTP and other protection functions. 3、Communication: Standard RS485 interface, optional LAN interface, USB interface, RS232 interface. 4、Stable performance: simple operation, high efficiency, high precision, high stability and other performance. 5、Program control function: The software has advanced software functions such as LIST output and timer to meet the needs of industrial digitization. 6、High precision and high resolution: 5-digit high-precision display, for example, 30V display is 30.000V, 50A display is 50.000A. 7、CV/CC function: adopting a high-frequency switch structure, supporting automatic switching between constant voltage (CV) and constant current (CC) modes. 8、Intelligent cooling fan: low ripple and low noise, with strong comfort during use. 9、Software supports List function; 10、19-inch standar